Valley County Water District (CA) Water Quality

Valley County Water District is a large public water system in EPA region 9 that provides tap water for the 91706 zip codes. It has 16 facilities where the water supply was tested for 82 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 0.78 µg/L. The maximum reported level of Manganese was 2.4 µg/L. There were 2 contamintants found in the Valley County Water District water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (6)
1,2,3-trichloropropane (6)
1,3-butadiene (6)
1,4-dioxane (6)
1-butanol (6)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (3)
17-alpha-ethynylestradiol (6)
17-beta-estradiol (6)
1H,1H,2H,2H-perfluorodecane sulfonic acid (3)
1H,1H,2H,2H-perfluorohexane sulfonic acid (3)
1H,1H,2H,2H-perfluorooctane sulfonic acid (3)
2,4-dinitrotoluene (4)
2,6-dinitrotoluene (4)
2-methoxyethanol (6)
2-propen-1-ol (Allyl Alcohol) (6)
4,4'-dichloro dichlorophenyl ethylene (DDE) (4)
4,8-dioxa-3H-perfluorononanoic acid (3)
4-androstene-3,17-dione (6)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (3)
alpha-hexachlorocyclohexane (6)
bromochloromethane (Halon 1011) (6)
bromomethane (6)
Butylated Hydroxyanisole (6)
chlorate (8)
chlorodifluoromethane (HCFC-22) (6)
chloromethane (6)
chlorpyrifos (6)
chromium (8)
chromium-6 (8)
cobalt (8)
dimethipin (6)
dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (4)
equilin (6)
estriol (6)
estrone (6)
ethoprop (6)
Germanium (6)
HAA5 (five regulated haloacetic acids) (16)
HAA6Br (six brominated haloacetic acids) (16)
HAA9 (nine haloacetic acids) (16)
hexafluoropropylene oxide dimer acid (GenX) (3)
lithium (3)
Manganese (6)
methyl-tertiary-butyl-ether (MTBE) (4)
molinate (4)
molybdenum (8)
N-ethyl perfluorooctanesulfonamidoacetic acid (3)
N-methyl perfluorooctanesulfonamidoacetic acid (3)
nitrobenzene (4)
nonafluoro-3,6-dioxaheptanoic acid (3)
o-toluidine (6)
oxyfluorfen (6)
perchlorate (4)
perfluoro(2-ethoxyethane)sulfonic acid (3)
perfluoro-3-methoxypropanoic acid (3)
perfluoro-4-methoxybutanoic acid (3)
perfluorobutanesulfonic acid (9)
perfluorobutanoic acid (3)
perfluorodecanoic acid (3)
perfluorododecanoic acid (3)
perfluoroheptanesulfonic acid (3)
perfluoroheptanoic acid (9)
perfluorohexanesulfonic acid (9)
perfluorohexanoic acid (3)
perfluorononanoic acid (9)
perfluorooctanesulfonic acid (9)
perfluorooctanoic acid (9)
perfluoropentanesulfonic acid (3)
perfluoropentanoic acid (3)
perfluorotetradecanoic acid (3)
perfluorotridecanoic acid (3)
perfluoroundecanoic acid (3)
profenofos (6)
quinoline (6)
s-ethyl-dipropylthiocarbamate (EPTC) (4)
strontium (8)
tebuconazole (6)
terbacil (4)
testosterone (6)
Total Permethrin (6)
tribufos (6)
vanadium (8)

1,1-dichloroethane (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

1,2,3-trichloropropane (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

1,3-butadiene (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.1 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.1 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.1 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.1 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.1 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.1 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

1,4-dioxane (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.07 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.07 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.07 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

0.1 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.03 µg/L

9/26/2014

12 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.07 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.07 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

1-butanol (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<2 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

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

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

17-alpha-ethynylestradiol (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0009 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0009 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0009 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0009 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0009 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0009 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

17-beta-estradiol (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0004 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0004 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0004 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0004 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0004 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0004 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

2,4-dinitrotoluene (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

2,6-dinitrotoluene (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

2-methoxyethanol (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.4 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.4 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.4 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.5 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.5 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.5 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.5 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.5 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.5 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

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

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<0.8 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<0.8 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<0.8 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<0.8 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

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

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

4-androstene-3,17-dione (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0003 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0003 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0003 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0003 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0003 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0003 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

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

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

alpha-hexachlorocyclohexane (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.01 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.01 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.01 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.01 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.01 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.01 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.06 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.06 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.06 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.06 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.06 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.06 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

bromomethane (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

Butylated Hydroxyanisole (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

chlorate (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

80 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 60 µg/L

6/1/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

66 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 46 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

59 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 39 µg/L

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

55 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 35 µg/L

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

90 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 70 µg/L

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

85 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 65 µg/L

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

62 µg/L

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

9/26/2014

12 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<20 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.08 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.08 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.08 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.08 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.08 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.08 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

chloromethane (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

chlorpyrifos (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

chromium (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

0.97 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.77 µg/L

6/1/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

0.32 µg/L

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

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

0.31 µg/L

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

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

0.3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.1 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

0.57 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.37 µg/L

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

0.43 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.23 µg/L

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

0.41 µg/L

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

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

chromium-6 (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 1.07 µg/L

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

0.33 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.3 µg/L

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

0.31 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.28 µg/L

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

0.31 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.28 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

0.51 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.48 µg/L

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

0.39 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.36 µg/L

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

0.39 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.36 µg/L

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

cobalt (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<1 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<1 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<1 µg/L

Below Reporting Level

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<1 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<1 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<1 µg/L

Below Reporting Level

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

dimethipin (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (4)

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<1 µg/L

Below Reporting Level

11/6/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<1 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<1 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<1 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

equilin (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

estriol (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0008 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0008 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0008 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0008 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0008 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0008 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

estrone (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.002 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.002 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.002 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.002 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.002 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.002 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

ethoprop (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

Germanium (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

HAA5 (five regulated haloacetic acids) (16)

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

0.78 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.38 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.48 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0.33 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0.2 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

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

Contaminant Details

HAA6Br (six brominated haloacetic acids) (16)

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

1.1 µg/L

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.72 µg/L

7/18/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.48 µg/L

1/30/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0.33 µg/L

1/30/2019

7 years ago

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

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

Contaminant Details

HAA9 (nine haloacetic acids) (16)

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

1.1 µg/L

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.72 µg/L

7/18/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

7/18/2019

7 years ago

3341 Paddy Lane - STG 2 DBP

Distribution System - DBP ℹ️

0.48 µg/L

1/30/2019

7 years ago

3861 Athol St - STG 2 DBP

Distribution System - DBP ℹ️

0.33 µg/L

1/30/2019

7 years ago

5119 Calmview Ave - STG 2 DBP

Distribution System - DBP ℹ️

0.2 µg/L

1/30/2019

7 years ago

5050 Irwindale Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

4561 Monterey Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

4860 Benham Ave - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

15131 Swanee Lane - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

2343 MacDevitt St - STG 2 DBP

Distribution System - DBP ℹ️

0 µg/L

1/30/2019

7 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

lithium (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<9 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<9 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<9 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

Manganese (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.4 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

2.4 µg/L

Meets Reporting Threshold

1/30/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.4 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.4 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<5 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<5 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<5 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<5 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

molinate (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<0.9 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<0.9 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<0.9 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<0.9 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

molybdenum (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

2.6 µg/L

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

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

1.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.6 µg/L

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

1.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.6 µg/L

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

1.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.3 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

1.7 µg/L

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

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

1.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.2 µg/L

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0.1 µg/L

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<1 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.006 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.006 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.006 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

nitrobenzene (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<10 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<10 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<10 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<10 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

o-toluidine (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.007 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.007 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.007 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.007 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.007 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.007 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

oxyfluorfen (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.05 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.05 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.05 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.05 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.05 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.05 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

perchlorate (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<4 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<4 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<4 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<4 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorobutanesulfonic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.09 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.09 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.09 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.09 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.09 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.09 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluorobutanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.005 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorodecanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorododecanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoroheptanesulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoroheptanoic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.01 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.01 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.01 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.01 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.01 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.01 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.03 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluorohexanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorononanoic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.04 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.04 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.04 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.04 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.04 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.04 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluorooctanoic acid (9)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.004 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoropentanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.003 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorotetradecanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.008 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.008 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.008 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluorotridecanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.007 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.007 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.007 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

perfluoroundecanoic acid (3)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.002 µg/L

Below Reporting Level

10/31/2024

23 months ago

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

Contaminant Details

profenofos (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.3 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.3 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

quinoline (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.02 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.02 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.02 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<1 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<1 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<1 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<1 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

strontium (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

440 µg/L

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

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

510 µg/L

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

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

510 µg/L

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

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

450 µg/L

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

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

570 µg/L

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

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

520 µg/L

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

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

490 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 489.7 µg/L

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

470 µg/L

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

9/26/2014

12 years ago

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

Contaminant Details

tebuconazole (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.2 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

terbacil (4)

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

11/4/2002

23 years ago

WELL 01 MAIN ST. EA 01S/10W-07A06

WELL 01 MAIN ST. EAST ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

WELL 06E JOAN BRIDG 01S/10W-07A02

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT ℹ️

<2 µg/L

Below Reporting Level

5/10/2002

24 years ago

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

Contaminant Details

testosterone (6)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0001 µg/L

Below Reporting Level

6/1/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0001 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0001 µg/L

Below Reporting Level

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.0001 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.0001 µg/L

Below Reporting Level

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.0001 µg/L

Below Reporting Level

9/26/2014

12 years ago

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

Contaminant Details

Total Permethrin (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.04 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.04 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.04 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.04 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.04 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.04 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

tribufos (6)

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.07 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.07 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.07 µg/L

Below Reporting Level

7/18/2019

7 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

<0.07 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

<0.07 µg/L

Below Reporting Level

1/30/2019

7 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

<0.07 µg/L

Below Reporting Level

1/30/2019

7 years ago

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

Contaminant Details

vanadium (8)

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

3.3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3.1 µg/L

6/1/2015

11 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

1.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.5 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

1.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.4 µg/L

3/26/2015

11 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

1.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.4 µg/L

3/26/2015

11 years ago

EP #103 - Maine Plant Effluent

Maine St. Plant ℹ️

2 µg/L

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

9/26/2014

12 years ago

EP #20 - Nixon West EP

Clinton O. Nixon West ℹ️

1.8 µg/L

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

9/26/2014

12 years ago

DSMRT for all EPs (5050 Irwindale Av.)

Distribution System - GW ℹ️

1.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.3 µg/L

9/26/2014

12 years ago

EP #19 - Nixon East EP

Clinton O. Nixon East ℹ️

0.47 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.27 µg/L

9/26/2014

12 years ago

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

Contaminant Details

Sampling Facilities

Maine St. Plant
Ground Water (GW)

EP #103 - Maine Plant EffluentEntry Point to the Distribution System (EP)

Clinton O. Nixon West
Ground Water (GW)

EP #20 - Nixon West EPEntry Point to the Distribution System (EP)

Clinton O. Nixon East
Ground Water (GW)

EP #19 - Nixon East EPEntry Point to the Distribution System (EP)

Distribution System - DBP
Ground Water (GW)

5050 Irwindale Ave - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

4561 Monterey Ave - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

5119 Calmview Ave - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

4860 Benham Ave - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

3861 Athol St - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

15131 Swanee Lane - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

2343 MacDevitt St - STG 2 DBPDistribution System (DS)

Distribution System - DBP
Ground Water (GW)

3341 Paddy Lane - STG 2 DBPDistribution System (DS)

Distribution System - GW
Ground Water (GW)

DSMRT for all EPs (5050 Irwindale Av.)Maximum Residence Time (MR)

EP- #121 LANTE PLANT - EFFLUENT TO VCWD
Ground Water (GW)

SP-10Entry Point to the Distribution System (EP)

CIC Interconnection-Groundwater
Ground Water (GW)

CIC-GW-Entry PointEntry Point to the Distribution System (EP)

WELL 01 MAIN ST. EAST
Ground Water (GW)

WELL 01 MAIN ST. EA 01S/10W-07A06SR (SR)

WELL 06E CLINTON O. NIXON EAST - CL2 TREATMNT
Ground Water (GW)

WELL 06E JOAN BRIDG 01S/10W-07A02SR (SR)

FAQ

Is Valley County Water District tap water safe to drink?

When was Valley County Water District last tested for water contamination?

The latest water samples were taken on October 31st, 2024.