Golden State Water Company - Southwest (CA) Water Quality

Golden State Water Company - Southwest is a large public water system in EPA region 9 that provides tap water for the 90017, 90044, 90045, 90059, 90220, 90245, 90248 - 90250, 90278, 90303, 90304, 90746 zip codes. It has 47 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 23.8 µg/L. The maximum reported level of Manganese was 46 µg/L. There were 2 contamintants found in the Golden State Water Company - Southwest water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (24)
1,2,3-trichloropropane (24)
1,3-butadiene (24)
1,4-dioxane (24)
1-butanol (15)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (18)
17-alpha-ethynylestradiol (24)
17-beta-estradiol (24)
1H,1H,2H,2H-perfluorodecane sulfonic acid (18)
1H,1H,2H,2H-perfluorohexane sulfonic acid (18)
1H,1H,2H,2H-perfluorooctane sulfonic acid (18)
2,4-dinitrotoluene (29)
2,6-dinitrotoluene (29)
2-methoxyethanol (15)
2-propen-1-ol (Allyl Alcohol) (15)
4,4'-dichloro dichlorophenyl ethylene (DDE) (29)
4,8-dioxa-3H-perfluorononanoic acid (18)
4-androstene-3,17-dione (24)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (18)
alpha-hexachlorocyclohexane (15)
anatoxin-a (8)
bromochloromethane (Halon 1011) (24)
bromomethane (24)
Butylated Hydroxyanisole (14)
chlorate (42)
chlorodifluoromethane (HCFC-22) (24)
chloromethane (24)
chlorpyrifos (15)
chromium (42)
chromium-6 (42)
cobalt (42)
cylindrospermopsin (8)
dimethipin (15)
dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (29)
equilin (24)
estriol (24)
estrone (24)
ethoprop (15)
Germanium (15)
HAA5 (five regulated haloacetic acids) (48)
HAA6Br (six brominated haloacetic acids) (48)
HAA9 (nine haloacetic acids) (48)
hexafluoropropylene oxide dimer acid (GenX) (18)
lithium (18)
Manganese (15)
methyl-tertiary-butyl-ether (MTBE) (29)
molinate (29)
molybdenum (42)
N-ethyl perfluorooctanesulfonamidoacetic acid (18)
N-methyl perfluorooctanesulfonamidoacetic acid (18)
nitrobenzene (29)
nonafluoro-3,6-dioxaheptanoic acid (18)
o-toluidine (14)
oxyfluorfen (15)
perchlorate (29)
perfluoro(2-ethoxyethane)sulfonic acid (18)
perfluoro-3-methoxypropanoic acid (18)
perfluoro-4-methoxybutanoic acid (18)
perfluorobutanesulfonic acid (42)
perfluorobutanoic acid (18)
perfluorodecanoic acid (18)
perfluorododecanoic acid (18)
perfluoroheptanesulfonic acid (18)
perfluoroheptanoic acid (42)
perfluorohexanesulfonic acid (42)
perfluorohexanoic acid (18)
perfluorononanoic acid (42)
perfluorooctanesulfonic acid (42)
perfluorooctanoic acid (42)
perfluoropentanesulfonic acid (18)
perfluoropentanoic acid (18)
perfluorotetradecanoic acid (18)
perfluorotridecanoic acid (18)
perfluoroundecanoic acid (18)
profenofos (15)
quinoline (14)
s-ethyl-dipropylthiocarbamate (EPTC) (29)
strontium (42)
tebuconazole (15)
terbacil (29)
testosterone (24)
total microcystins (8)
Total Permethrin (15)
tribufos (15)
vanadium (42)

1,1-dichloroethane (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,2,3-trichloropropane (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,3-butadiene (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.1 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.1 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.1 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.1 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.1 µg/L
Reference Level: ?

Contaminant Details

1,4-dioxane (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.07 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.07 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: ?

Contaminant Details

1-butanol (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<2 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<2 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<2 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<2 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<2 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<2 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<2 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<2 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: 700 µg/L

Contaminant Details

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

17-alpha-ethynylestradiol (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.0009 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0009 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0009 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0009 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0009 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0009 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.0009 µg/L
Reference Level: ?

Contaminant Details

17-beta-estradiol (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.0004 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0004 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0004 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0004 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0004 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.0004 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

2,4-dinitrotoluene (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

2,6-dinitrotoluene (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

2-methoxyethanol (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.4 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.4 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.4 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.4 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.4 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.4 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.4 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.4 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.4 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.4 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.4 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.4 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.4 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.4 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.4 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 21 µg/L

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.5 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.5 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.5 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.5 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.5 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.5 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.5 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.5 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.5 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.5 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.5 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.5 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.5 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.5 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.5 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 35 µg/L

Contaminant Details

4,4'-dichloro dichlorophenyl ethylene (DDE) (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<0.8 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<0.8 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<0.8 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<0.8 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<0.8 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<0.8 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<0.8 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<0.8 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<0.8 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<0.8 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 0.8 µg/L
Reference Level: ?

Contaminant Details

4,8-dioxa-3H-perfluorononanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

4-androstene-3,17-dione (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.0003 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0003 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0003 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0003 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0003 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0003 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.0003 µg/L
Reference Level: ?

Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

alpha-hexachlorocyclohexane (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.01 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.01 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.01 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.01 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.01 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.01 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.01 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.01 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.01 µg/L
Reference Level: 0.006 µg/L

Contaminant Details

anatoxin-a (8)

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

11/16/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

11/2/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

10/30/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

10/5/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

9/21/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

9/8/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

8/17/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

8/5/2020

5 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

bromochloromethane (Halon 1011) (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.06 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.06 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.06 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.06 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.06 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.06 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.06 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.06 µg/L
Reference Level: ?

Contaminant Details

bromomethane (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.25 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.05 µg/L

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

0.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

9/18/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

2.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

0.32 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.12 µg/L

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.28 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.08 µg/L

6/10/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Butylated Hydroxyanisole (14)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

chlorate (42)

SW30 - 3803 W. 118th St

Distribution System ℹ️

110 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 90 µg/L

3/13/2014

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

63 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 43 µg/L

3/13/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 120 µg/L

3/11/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

88 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 68 µg/L

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

46 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 26 µg/L

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 80 µg/L

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

74 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 54 µg/L

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

73 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 53 µg/L

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

250 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 230 µg/L

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

250 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 230 µg/L

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

120 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 100 µg/L

12/16/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

72 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 52 µg/L

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

57 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 37 µg/L

12/16/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

350 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 330 µg/L

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

160 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 140 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

56 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 36 µg/L

12/11/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

87 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 67 µg/L

12/10/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

73 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 53 µg/L

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

70 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 50 µg/L

12/10/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<20 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

36 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 16 µg/L

12/9/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

580 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 560 µg/L

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

210 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 190 µg/L

9/19/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

81 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 61 µg/L

9/19/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

72 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 52 µg/L

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

67 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 47 µg/L

9/18/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

480 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 460 µg/L

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

420 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 400 µg/L

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

170 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 150 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 120 µg/L

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 120 µg/L

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 120 µg/L

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 80 µg/L

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

74 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 54 µg/L

6/17/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

62 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 42 µg/L

6/17/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

360 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 340 µg/L

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

240 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 220 µg/L

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

220 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 200 µg/L

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

170 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 150 µg/L

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

120 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 100 µg/L

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

69 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 49 µg/L

6/10/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

44 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 24 µg/L

6/10/2013

12 years ago

Minimum Reporting Level: 20 µg/L
Reference Level: ?

Contaminant Details

chlorodifluoromethane (HCFC-22) (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.08 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.08 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.08 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.08 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.08 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.08 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.08 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.08 µg/L
Reference Level: ?

Contaminant Details

chloromethane (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

11 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 10.8 µg/L

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.8 µg/L

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.13 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

9/18/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 7.8 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

1.8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.6 µg/L

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

0.35 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.15 µg/L

6/10/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chlorpyrifos (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 2 µg/L

Contaminant Details

chromium (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

3/13/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

3/11/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.24 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.04 µg/L

12/9/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chromium-6 (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

0.046 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.016 µg/L

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.044 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.014 µg/L

3/13/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

3/11/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.038 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.008 µg/L

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

0.045 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.015 µg/L

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.04 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.01 µg/L

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.042 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.012 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.2 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.17 µg/L

12/9/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

0.089 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.059 µg/L

9/19/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

0.076 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.046 µg/L

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.06 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.03 µg/L

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

0.033 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.003 µg/L

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.094 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.064 µg/L

9/18/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

0.087 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.057 µg/L

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.05 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.02 µg/L

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

0.048 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.018 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.094 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.064 µg/L

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.044 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.014 µg/L

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

cobalt (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

3/13/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

3/11/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<1 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<1 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<1 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<1 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<1 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<1 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<1 µg/L

Below Reporting Level

12/9/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/19/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<1 µg/L

Below Reporting Level

9/18/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

cylindrospermopsin (8)

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

11/16/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

11/2/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

10/30/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

10/5/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

9/21/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

9/8/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

8/17/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

8/5/2020

5 years ago

Minimum Reporting Level: 0.09 µg/L
Reference Level: 0.7 µg/L

Contaminant Details

dimethipin (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.2 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 140 µg/L

Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/31/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<1 µg/L

Below Reporting Level

12/22/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

equilin (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.004 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

estriol (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.0008 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0008 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0008 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0008 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0008 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0008 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.0008 µg/L
Reference Level: ?

Contaminant Details

estrone (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.002 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

ethoprop (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 1.14 µg/L

Contaminant Details

Germanium (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.3 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.3 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

HAA5 (five regulated haloacetic acids) (48)

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

9.38 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

7.76 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

6.79 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

6.52 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

6.41 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

6.39 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

5.73 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

5.61 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

5.52 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

5.05 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

5.05 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

3.2 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

23.8 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

23.6 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

21.9 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

21.5 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

17.3 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

17.2 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

15.9 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

14.8 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

14.04 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

0.6 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

0.41 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

0 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

7.5 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

7.2 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

6.3 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

6.3 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

6.1 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

5.95 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

5.9 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

5.9 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

5.54 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

5.5 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

5.26 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

4 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

13.38 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

13.12 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

12.66 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

10.67 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

10.41 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

9.59 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

9.21 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

9.18 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

9.07 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

9.04 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

8.3 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

5.711 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 60 µg/L

Contaminant Details

HAA6Br (six brominated haloacetic acids) (48)

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

9.68 µg/L

5/14/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

8.39 µg/L

5/14/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

8.16 µg/L

5/14/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

7.9 µg/L

5/14/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

7.34 µg/L

5/14/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

7.23 µg/L

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

7.21 µg/L

5/14/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

6.99 µg/L

5/14/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

6.72 µg/L

5/14/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

6.34 µg/L

5/14/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

6.28 µg/L

5/14/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

4.84 µg/L

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

19.5 µg/L

2/12/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

4.24 µg/L

2/12/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

3.8 µg/L

2/12/2019

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

3.7 µg/L

2/12/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

3.7 µg/L

2/12/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

3.5 µg/L

2/12/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

3.4 µg/L

2/12/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

3.2 µg/L

2/12/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

3.2 µg/L

2/12/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

2.1 µg/L

2/12/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

0.31 µg/L

2/12/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

0.3 µg/L

2/12/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

10.8 µg/L

11/6/2018

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

10.6 µg/L

11/6/2018

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

10.56 µg/L

11/6/2018

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

9.5 µg/L

11/6/2018

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

9.1 µg/L

11/6/2018

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

9.1 µg/L

11/6/2018

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

8.8 µg/L

11/6/2018

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

8.76 µg/L

11/6/2018

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

8.7 µg/L

11/6/2018

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

8.5 µg/L

11/6/2018

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

6.88 µg/L

11/6/2018

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

5.08 µg/L

11/6/2018

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

14.88 µg/L

8/8/2018

7 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

14.75 µg/L

8/8/2018

7 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

14.22 µg/L

8/8/2018

7 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

13.3 µg/L

8/8/2018

7 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

12.93 µg/L

8/8/2018

7 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

12.1 µg/L

8/8/2018

7 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

11.84 µg/L

8/8/2018

7 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

11.22 µg/L

8/8/2018

7 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

10.91 µg/L

8/8/2018

7 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

10.53 µg/L

8/8/2018

7 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

9.36 µg/L

8/8/2018

7 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

4.711 µg/L

8/8/2018

7 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

HAA9 (nine haloacetic acids) (48)

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

15.6 µg/L

5/14/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

13.15 µg/L

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

11.58 µg/L

5/14/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

11.26 µg/L

5/14/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

11.1 µg/L

5/14/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

10.9 µg/L

5/14/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

9.54 µg/L

5/14/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

9.53 µg/L

5/14/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

9.29 µg/L

5/14/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

8.24 µg/L

5/14/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

8.18 µg/L

5/14/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

6.14 µg/L

5/14/2019

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

38.4 µg/L

2/12/2019

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

27.3 µg/L

2/12/2019

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

25.7 µg/L

2/12/2019

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

25.2 µg/L

2/12/2019

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

20.7 µg/L

2/12/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

20.7 µg/L

2/12/2019

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

19.1 µg/L

2/12/2019

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

18 µg/L

2/12/2019

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

17.64 µg/L

2/12/2019

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

2.1 µg/L

2/12/2019

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

0.91 µg/L

2/12/2019

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

0.71 µg/L

2/12/2019

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

15.8 µg/L

11/6/2018

6 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

15.6 µg/L

11/6/2018

6 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

14.41 µg/L

11/6/2018

6 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

13.8 µg/L

11/6/2018

6 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

13.4 µg/L

11/6/2018

6 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

12.9 µg/L

11/6/2018

6 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

12.8 µg/L

11/6/2018

6 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

12.4 µg/L

11/6/2018

6 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

12.4 µg/L

11/6/2018

6 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

11.96 µg/L

11/6/2018

6 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

10.68 µg/L

11/6/2018

6 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

7.38 µg/L

11/6/2018

6 years ago

SW 28 1201 W. 92nd St, Los Angeles

Southwest DBPs ℹ️

25.36 µg/L

8/8/2018

7 years ago

SW 7 17542 Lysander Dr, Carson

Southwest DBPs ℹ️

24.99 µg/L

8/8/2018

7 years ago

SW 26 1502 W. 111th St, Los Angeles

Southwest DBPs ℹ️

24.12 µg/L

8/8/2018

7 years ago

SW 12 346 E. 157th St, Gardena

Southwest DBPs ℹ️

20.93 µg/L

8/8/2018

7 years ago

SW 14 1720 W. 154th St, Compton

Southwest DBPs ℹ️

20.71 µg/L

8/8/2018

7 years ago

SW 41 4424 W. 170th St, Lawndale

Southwest DBPs ℹ️

19.22 µg/L

8/8/2018

7 years ago

SW 53 4878 W. 140th St, Hawthorne

Southwest DBPs ℹ️

18.58 µg/L

8/8/2018

7 years ago

SW 2 1450 W. 146th St, Gardena

Southwest DBPs ℹ️

18.43 µg/L

8/8/2018

7 years ago

SW 36 9516 Redfern, Inglewood

Southwest DBPs ℹ️

17.93 µg/L

8/8/2018

7 years ago

SW 34 10608 Truro Ave, Lennox

Southwest DBPs ℹ️

16.58 µg/L

8/8/2018

7 years ago

SW 31 3902 W. 108th St, Inglewood

Southwest DBPs ℹ️

16.18 µg/L

8/8/2018

7 years ago

SW 44 13601 Kornblum Ave, Hawthorne

Southwest DBPs ℹ️

9.501 µg/L

8/8/2018

7 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

lithium (18)

West Basin 2A Treated

West Basin 2A ℹ️

44.6 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 35.6 µg/L

3/10/2025

7 months ago

West Basin 2A Treated

West Basin 2A ℹ️

39.9 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 30.9 µg/L

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<9 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

41.3 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 32.3 µg/L

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

51.3 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 42.3 µg/L

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<9 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 9 µg/L
Reference Level: ?

Contaminant Details

Manganese (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

8.2 µg/L

Meets Reporting Threshold

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

46 µg/L

Meets Reporting Threshold

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

1.5 µg/L

Meets Reporting Threshold

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.46 µg/L

Meets Reporting Threshold

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.4 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.52 µg/L

Meets Reporting Threshold

5/14/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

16 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

12 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

0.74 µg/L

Meets Reporting Threshold

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.4 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

1.3 µg/L

Meets Reporting Threshold

11/6/2018

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

11 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

3.02 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

West Basin 2A Treated

West Basin 2A ℹ️

1.07 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

0.862 µg/L

Meets Reporting Threshold

8/8/2018

7 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 300 µg/L

Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<5 µg/L

Below Reporting Level

12/31/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<5 µg/L

Below Reporting Level

12/22/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<5 µg/L

Below Reporting Level

12/18/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<5 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<5 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<5 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<5 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<5 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<5 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<5 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<5 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<5 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<5 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 5 µg/L
Reference Level: ?

Contaminant Details

molinate (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<0.9 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<0.9 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<0.9 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<0.9 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<0.9 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<0.9 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<0.9 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<0.9 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<0.9 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<0.9 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 0.9 µg/L
Reference Level: ?

Contaminant Details

molybdenum (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

4.5 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.5 µg/L

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

2.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.9 µg/L

3/13/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

2.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.6 µg/L

3/11/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.5 µg/L

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3 µg/L

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

2.8 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.8 µg/L

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

9.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 8.3 µg/L

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

2.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.3 µg/L

12/17/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

9.8 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 8.8 µg/L

12/16/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

5.8 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 4.8 µg/L

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

2.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.3 µg/L

12/16/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

12/16/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

3.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.3 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<1 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

4.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.3 µg/L

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3 µg/L

12/10/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

2.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.6 µg/L

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

1.7 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.7 µg/L

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

2.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.9 µg/L

12/9/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

5.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 4.1 µg/L

9/19/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

4.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.2 µg/L

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2 µg/L

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

<1 µg/L

Below Reporting Level

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

4.4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.4 µg/L

9/18/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

11 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 10 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

9.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 8.9 µg/L

6/17/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

4.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.6 µg/L

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

4.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.3 µg/L

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

4.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.2 µg/L

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

3.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.2 µg/L

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

2.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.9 µg/L

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

1.7 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.7 µg/L

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<1 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

4.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3.2 µg/L

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

3.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.1 µg/L

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2 µg/L

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

2.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.6 µg/L

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

1.7 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.7 µg/L

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<1 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.006 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.006 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.006 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.006 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.006 µg/L
Reference Level: ?

Contaminant Details

nitrobenzene (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<10 µg/L

Below Reporting Level

12/31/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<10 µg/L

Below Reporting Level

12/22/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<10 µg/L

Below Reporting Level

12/18/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<10 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<10 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<10 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<10 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<10 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<10 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<10 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<10 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<10 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<10 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 10 µg/L
Reference Level: ?

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

o-toluidine (14)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.007 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.007 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.007 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.007 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.007 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.007 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.007 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.007 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.007 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.007 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.007 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

oxyfluorfen (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.05 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.05 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.05 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.05 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.05 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.05 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.05 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.05 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.05 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.05 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.05 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.05 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.05 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.05 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.05 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.05 µg/L
Reference Level: 200 µg/L

Contaminant Details

perchlorate (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<4 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<4 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<4 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<4 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<4 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<4 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<4 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<4 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<4 µg/L

Below Reporting Level

12/17/2003

21 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<4 µg/L

Below Reporting Level

7/30/2003

22 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<4 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<4 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<4 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<4 µg/L

Below Reporting Level

7/29/2003

22 years ago

Minimum Reporting Level: 4 µg/L
Reference Level: ?

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoro-3-methoxypropanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoro-4-methoxybutanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanesulfonic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.09 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.09 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.09 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.09 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.005 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

perfluorodecanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorododecanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanesulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanoic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.01 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.01 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.01 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.01 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanesulfonic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.03 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorononanoic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanesulfonic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.04 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.04 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanoic acid (42)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/28/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanesulfonic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.003 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorotetradecanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.008 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.008 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.008 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.008 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.008 µg/L
Reference Level: ?

Contaminant Details

perfluorotridecanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.007 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

perfluoroundecanoic acid (18)

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

3/10/2025

7 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/26/2024

9 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/26/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/16/2024

9 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

9/9/2024

13 months ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/18/2024

15 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

profenofos (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.3 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.3 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.3 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.3 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.3 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L

Contaminant Details

quinoline (14)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.02 µg/L

Below Reporting Level

10/29/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.02 µg/L

Below Reporting Level

9/27/2019

6 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.02 µg/L

Below Reporting Level

9/17/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.02 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.02 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.02 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.02 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: 0.01 µg/L

Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<1 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<1 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<1 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<1 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<1 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<1 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<1 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<1 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

strontium (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

950 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 949.7 µg/L

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

730 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 729.7 µg/L

3/13/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

540 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 539.7 µg/L

3/11/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

540 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 539.7 µg/L

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

910 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 909.7 µg/L

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

570 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 569.7 µg/L

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

420 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 419.7 µg/L

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

350 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 349.7 µg/L

12/17/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

660 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 659.7 µg/L

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

520 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 519.7 µg/L

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

460 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 459.7 µg/L

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

450 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 449.7 µg/L

12/16/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

430 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 429.7 µg/L

12/16/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

600 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 599.7 µg/L

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

360 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 359.7 µg/L

12/11/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

290 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 289.7 µg/L

12/11/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

500 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 499.7 µg/L

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

460 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 459.7 µg/L

12/10/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

340 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 339.7 µg/L

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

340 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 339.7 µg/L

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

440 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 439.7 µg/L

12/9/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

850 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 849.7 µg/L

9/19/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

730 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 729.7 µg/L

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

590 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 589.7 µg/L

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

500 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 499.7 µg/L

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

900 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 899.7 µg/L

9/18/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

800 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 799.7 µg/L

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

640 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 639.7 µg/L

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

550 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 549.7 µg/L

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

530 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 529.7 µg/L

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

470 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 469.7 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

440 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 439.7 µg/L

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

390 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 389.7 µg/L

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

380 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 379.7 µg/L

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

370 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 369.7 µg/L

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

830 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 829.7 µg/L

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

600 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 599.7 µg/L

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

560 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 559.7 µg/L

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

510 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 509.7 µg/L

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

450 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 449.7 µg/L

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

380 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 379.7 µg/L

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

290 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 289.7 µg/L

6/10/2013

12 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

tebuconazole (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.2 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 190 µg/L

Contaminant Details

terbacil (29)

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/31/2003

21 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

12/19/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

12/18/2003

21 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

12/17/2003

21 years ago

157TH STREET WELL 03S/14W-22Q01

157TH STREET WELL ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

TRURO WELL 04 1910155-040

TRURO WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 04 1910155-061

YUKON WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

YUKON WELL 05 1910155-062

YUKON WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/29/2003

22 years ago

BELHAVEN WELL 01 03S/13W-04N03

BELHAVEN WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BELHAVEN WELL 03 03S/13W-04N01

BELHAVEN WELL 03 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 05 03S/14W-13J09

SOUTHERN WELL 05 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

SOUTHERN WELL 06 1910155-045

SOUTHERN WELL 06 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

BALLONA WELL 04 1910155-043

BALLONA WELL 04 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

129TH STREET WELL 02 1910155-064

129TH STREET WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/28/2003

22 years ago

COMPTON-DOTY 03S/14W-22L01

COMPTON-DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DALTON WELL 01 03S/14W-25P04

DALTON WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

GOLDMEDAL WELL 01 03S/14W-15B03

GOLDMEDAL WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 01 03S/14W-15P01

DOTY WELL 01 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

DOTY WELL 02 03S/14W-15P02

DOTY WELL 02 ℹ️

<2 µg/L

Below Reporting Level

7/25/2003

22 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

testosterone (24)

West Basin 2A Treated

West Basin 2A ℹ️

<0.0001 µg/L

Below Reporting Level

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/17/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

12/11/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0001 µg/L

Below Reporting Level

12/9/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0001 µg/L

Below Reporting Level

9/18/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.0001 µg/L

Below Reporting Level

7/23/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.0001 µg/L

Below Reporting Level

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.0001 µg/L

Below Reporting Level

6/10/2013

12 years ago

Minimum Reporting Level: 0.0001 µg/L
Reference Level: ?

Contaminant Details

total microcystins (8)

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

11/16/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

11/2/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

10/30/2020

4 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

10/5/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

9/21/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

9/8/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

8/17/2020

5 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.3 µg/L

Below Reporting Level

8/5/2020

5 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

Total Permethrin (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.04 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.04 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.04 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.04 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.04 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.04 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.04 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.04 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.04 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.04 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.04 µg/L
Reference Level: 3.344 µg/L

Contaminant Details

tribufos (15)

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

11/25/2020

4 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

2/18/2020

5 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.07 µg/L

Below Reporting Level

10/29/2019

5 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.07 µg/L

Below Reporting Level

10/28/2019

5 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.07 µg/L

Below Reporting Level

9/27/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

5/14/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

2/12/2019

6 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.07 µg/L

Below Reporting Level

2/12/2019

6 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.07 µg/L

Below Reporting Level

2/12/2019

6 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.07 µg/L

Below Reporting Level

2/12/2019

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

11/6/2018

6 years ago

West Basin 2A Treated

West Basin 2A ℹ️

<0.07 µg/L

Below Reporting Level

8/8/2018

7 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.07 µg/L

Below Reporting Level

8/8/2018

7 years ago

Dalton Well 1 & 2 Treated

Dalton Plant ℹ️

<0.07 µg/L

Below Reporting Level

8/8/2018

7 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.07 µg/L

Below Reporting Level

8/8/2018

7 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: 0.6 µg/L

Contaminant Details

vanadium (42)

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

2.3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.1 µg/L

3/13/2014

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

1.4 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.2 µg/L

3/13/2014

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

0.41 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.21 µg/L

3/11/2014

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

3/11/2014

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

2.3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.1 µg/L

3/10/2014

11 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/18/2013

11 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/17/2013

11 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.9 µg/L

12/16/2013

11 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.59 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.39 µg/L

12/16/2013

11 years ago

Yukon Plant Treated

Yukon Plant ℹ️

0.49 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.29 µg/L

12/16/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

0.29 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.09 µg/L

12/16/2013

11 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

0.22 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.02 µg/L

12/16/2013

11 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2013

11 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

0.31 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.11 µg/L

12/10/2013

11 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

12/10/2013

11 years ago

West Basin 2A Treated

West Basin 2A ℹ️

3.8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3.6 µg/L

12/9/2013

11 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

2.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.5 µg/L

9/19/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

1.9 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.7 µg/L

9/19/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.65 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.45 µg/L

9/19/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.13 µg/L

9/19/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

2.9 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.7 µg/L

9/18/2013

12 years ago

SW29 - 10931 Wilkie Ave

Distribution System ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.3 µg/L

6/17/2013

12 years ago

SW30 - 3803 W. 118th St

Distribution System ℹ️

0.98 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.78 µg/L

6/17/2013

12 years ago

Yukon Plant Treated

Yukon Plant ℹ️

0.66 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.46 µg/L

6/17/2013

12 years ago

Southern Well 5 Treated

Southern Well 5 Plant ℹ️

0.23 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.03 µg/L

6/17/2013

12 years ago

Ballona Well 4 & 5 Treated

Ballona Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Dalton Well 1 Treated

Dalton Well 1 ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Southern Well 6 Treated

Southern Well 6 Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

Belhaven Well 3 & 4 Treated

Belhaven Plant ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

SW6 - 17812 Hobart Blvd

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

6/17/2013

12 years ago

West Basin 2A Treated

West Basin 2A ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.8 µg/L

6/10/2013

12 years ago

SW42 - 16201 Prairie Ave

Distribution System ℹ️

0.82 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.62 µg/L

6/10/2013

12 years ago

Doty Wells 1 & 2 Treated

Doty Plant ℹ️

0.69 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.49 µg/L

6/10/2013

12 years ago

SW47 - 2708 W. 144th St

Distribution System ℹ️

0.56 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.36 µg/L

6/10/2013

12 years ago

Goldmedal Well 1 Treated

Goldmedal Well 1 ℹ️

0.45 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.25 µg/L

6/10/2013

12 years ago

Compton-Doty Well 1 Treated

Compton-Doty Well 1 ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.13 µg/L

6/10/2013

12 years ago

129th St. Well 2 Treated

129th St. Well 2 Plant ℹ️

0.32 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.12 µg/L

6/10/2013

12 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Sampling Facilities

West Basin 2A
Surface Water (SW)

West Basin 2A TreatedEntry Point to the Distribution System (EP)

Southern Well 5 Plant
Ground Water (GW)

Southern Well 5 TreatedEntry Point to the Distribution System (EP)

Ballona Plant
Ground Water (GW)

Ballona Well 4 & 5 TreatedEntry Point to the Distribution System (EP)

129th St. Well 2 Plant
Ground Water (GW)

129th St. Well 2 TreatedEntry Point to the Distribution System (EP)

Dalton Plant
Ground Water (GW)

Dalton Well 1 & 2 TreatedEntry Point to the Distribution System (EP)

Doty Plant
Ground Water (GW)

Doty Wells 1 & 2 TreatedEntry Point to the Distribution System (EP)

Southern Well 6 Plant
Ground Water (GW)

Southern Well 6 TreatedEntry Point to the Distribution System (EP)

Belhaven Plant
Ground Water (GW)

Belhaven Well 3 & 4 TreatedEntry Point to the Distribution System (EP)

Dalton Well 1
Ground Water (GW)

Dalton Well 1 TreatedEntry Point to the Distribution System (EP)

Goldmedal Well 1
Ground Water (GW)

Goldmedal Well 1 TreatedEntry Point to the Distribution System (EP)

Southwest DBPs
Multiple Sources (MX)

SW 31 3902 W. 108th St, InglewoodDistribution System (DS)

SW 7 17542 Lysander Dr, CarsonDistribution System (DS)

SW 28 1201 W. 92nd St, Los AngelesDistribution System (DS)

SW 14 1720 W. 154th St, ComptonDistribution System (DS)

SW 34 10608 Truro Ave, LennoxDistribution System (DS)

SW 26 1502 W. 111th St, Los AngelesDistribution System (DS)

SW 36 9516 Redfern, InglewoodDistribution System (DS)

SW 41 4424 W. 170th St, LawndaleDistribution System (DS)

SW 53 4878 W. 140th St, HawthorneDistribution System (DS)

SW 44 13601 Kornblum Ave, HawthorneDistribution System (DS)

SW 2 1450 W. 146th St, GardenaDistribution System (DS)

SW 12 346 E. 157th St, GardenaDistribution System (DS)

Compton-Doty Well 1
Ground Water (GW)

Compton-Doty Well 1 TreatedEntry Point to the Distribution System (EP)

Yukon Plant
Ground Water (GW)

Yukon Plant TreatedEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

SW29 - 10931 Wilkie AveMaximum Residence Time (MR)

SW47 - 2708 W. 144th StMaximum Residence Time (MR)

SW30 - 3803 W. 118th StMaximum Residence Time (MR)

SW42 - 16201 Prairie AveMaximum Residence Time (MR)

Distribution System - GW
Ground Water (GW)

SW6 - 17812 Hobart BlvdMaximum Residence Time (MR)

West Basin 1
Surface Water (SW)

West Basin 1Entry Point to the Distribution System (EP)

West Basin 11
Surface Water (SW)

West Basin 11Entry Point to the Distribution System (EP)

West Basin 12
Surface Water (SW)

West Basin 12Entry Point to the Distribution System (EP)

West Basin 13
Surface Water (SW)

West Basin 13Entry Point to the Distribution System (EP)

West Basin 15
Surface Water (SW)

West Basin 15Entry Point to the Distribution System (EP)

West Basin 25
Surface Water (SW)

West Basin 25Entry Point to the Distribution System (EP)

West Basin 30
Surface Water (SW)

West Basin 30Entry Point to the Distribution System (EP)

West Basin 31
Surface Water (SW)

West Basin 31Entry Point to the Distribution System (EP)

West Basin 33
Surface Water (SW)

West Basin 33Entry Point to the Distribution System (EP)

Central Basin 4
Surface Water (SW)

Central Basin 4Entry Point to the Distribution System (EP)

Central Basin 55
Surface Water (SW)

Central Basin 55Entry Point to the Distribution System (EP)

Bellhaven Well 4
Ground Water (GW)

Bellhaven Well 4Entry Point to the Distribution System (EP)

BALLONA WELL 04
Ground Water (GW)

Ballona 4Entry Point to the Distribution System (EP)

D/DBP Max. Residence Time-Site 1
Multiple Sources (MX)

215 W 123rd StMaximum Residence Time (MR)

D/DBP Max Residence Time-Site 2
Multiple Sources (MX)

13505 ArcturusMaximum Residence Time (MR)

D/DBP Max Residence Time-Site 3
Multiple Sources (MX)

4424 W. 170th St.Maximum Residence Time (MR)

D/DBP Max Residence Time-Site 4
Multiple Sources (MX)

2416 W. 116th St.Maximum Residence Time (MR)

157TH STREET WELL
Ground Water (GW)

157TH STREET WELL 03S/14W-22Q01SR (SR)

BELHAVEN WELL 01
Ground Water (GW)

BELHAVEN WELL 01 03S/13W-04N03SR (SR)

BELHAVEN WELL 03
Ground Water (GW)

BELHAVEN WELL 03 03S/13W-04N01SR (SR)

COMPTON-DOTY WELL 01
Ground Water (GW)

COMPTON-DOTY 03S/14W-22L01SR (SR)

DALTON WELL 01
Ground Water (GW)

DALTON WELL 01 03S/14W-25P04SR (SR)

GOLDMEDAL WELL 01
Ground Water (GW)

GOLDMEDAL WELL 01 03S/14W-15B03SR (SR)

DOTY WELL 01
Ground Water (GW)

DOTY WELL 01 03S/14W-15P01SR (SR)

DOTY WELL 02
Ground Water (GW)

DOTY WELL 02 03S/14W-15P02SR (SR)

SOUTHERN WELL 05
Ground Water (GW)

SOUTHERN WELL 05 03S/14W-13J09SR (SR)

TRURO WELL 04
Ground Water (GW)

TRURO WELL 04 1910155-040SR (SR)

SOUTHERN WELL 06
Ground Water (GW)

SOUTHERN WELL 06 1910155-045SR (SR)

BALLONA WELL 04
Ground Water (GW)

BALLONA WELL 04 1910155-043SR (SR)

YUKON WELL 04
Ground Water (GW)

YUKON WELL 04 1910155-061SR (SR)

YUKON WELL 05
Ground Water (GW)

YUKON WELL 05 1910155-062SR (SR)

129TH STREET WELL 02
Ground Water (GW)

129TH STREET WELL 02 1910155-064SR (SR)

FAQ

Is Golden State Water Company - Southwest tap water safe to drink?

When was Golden State Water Company - Southwest last tested for water contamination?

The latest water samples were taken on March 10th, 2025.