City of Roseville (CA) Water Quality

City of Roseville is a large public water system in EPA region 9 that provides tap water for the 95661, 95746, 95747 zip codes. It has 17 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 22 µg/L. The maximum reported level of Manganese was 8.6 µg/L. There were 2 contamintants found in the City of Roseville water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (12)
1,2,3-trichloropropane (12)
1,3-butadiene (12)
1,4-dioxane (12)
1-butanol (16)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (17)
17-alpha-ethynylestradiol (12)
17-beta-estradiol (12)
1H,1H,2H,2H-perfluorodecane sulfonic acid (17)
1H,1H,2H,2H-perfluorohexane sulfonic acid (17)
1H,1H,2H,2H-perfluorooctane sulfonic acid (17)
2,4-dinitrotoluene (13)
2,6-dinitrotoluene (13)
2-methoxyethanol (16)
2-propen-1-ol (Allyl Alcohol) (16)
4,4'-dichloro dichlorophenyl ethylene (DDE) (13)
4,8-dioxa-3H-perfluorononanoic acid (17)
4-androstene-3,17-dione (12)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (17)
alpha-hexachlorocyclohexane (16)
anatoxin-a (8)
bromochloromethane (Halon 1011) (12)
bromomethane (12)
Butylated Hydroxyanisole (16)
chlorate (16)
chlorodifluoromethane (HCFC-22) (12)
chloromethane (12)
chlorpyrifos (16)
chromium (16)
chromium-6 (16)
cobalt (16)
cylindrospermopsin (8)
dimethipin (16)
dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (13)
equilin (12)
estriol (12)
estrone (12)
ethoprop (16)
Germanium (16)
HAA5 (five regulated haloacetic acids) (32)
HAA6Br (six brominated haloacetic acids) (32)
HAA9 (nine haloacetic acids) (32)
hexafluoropropylene oxide dimer acid (GenX) (17)
lithium (17)
Manganese (16)
methyl-tertiary-butyl-ether (MTBE) (13)
molinate (13)
molybdenum (16)
N-ethyl perfluorooctanesulfonamidoacetic acid (17)
N-methyl perfluorooctanesulfonamidoacetic acid (17)
nitrobenzene (13)
nonafluoro-3,6-dioxaheptanoic acid (17)
o-toluidine (16)
oxyfluorfen (16)
perchlorate (13)
perfluoro(2-ethoxyethane)sulfonic acid (17)
perfluoro-3-methoxypropanoic acid (17)
perfluoro-4-methoxybutanoic acid (17)
perfluorobutanesulfonic acid (29)
perfluorobutanoic acid (17)
perfluorodecanoic acid (17)
perfluorododecanoic acid (17)
perfluoroheptanesulfonic acid (17)
perfluoroheptanoic acid (29)
perfluorohexanesulfonic acid (29)
perfluorohexanoic acid (17)
perfluorononanoic acid (29)
perfluorooctanesulfonic acid (29)
perfluorooctanoic acid (29)
perfluoropentanesulfonic acid (17)
perfluoropentanoic acid (17)
perfluorotetradecanoic acid (17)
perfluorotridecanoic acid (17)
perfluoroundecanoic acid (17)
profenofos (16)
quinoline (16)
s-ethyl-dipropylthiocarbamate (EPTC) (13)
strontium (16)
tebuconazole (16)
terbacil (13)
testosterone (12)
total microcystins (8)
Total Permethrin (16)
tribufos (16)
vanadium (16)

1,1-dichloroethane (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

1,2,3-trichloropropane (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

1,3-butadiene (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.1 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.1 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.1 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.1 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.1 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.1 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

1,4-dioxane (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.07 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.07 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.07 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.07 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.07 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

1-butanol (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<2 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<2 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<2 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<2 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<2 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<2 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<2 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<2 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<2 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<2 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<2 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<2 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<2 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<2 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

17-alpha-ethynylestradiol (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0009 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0009 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0009 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0009 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0009 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0009 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0009 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0009 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0009 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0009 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0009 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0009 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

17-beta-estradiol (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0004 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0004 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0004 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0004 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0004 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0004 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0004 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0004 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0004 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

2,4-dinitrotoluene (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

2,6-dinitrotoluene (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

2-methoxyethanol (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.4 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.4 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.4 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.4 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.4 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.4 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.4 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.4 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.4 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.4 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.4 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.4 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.4 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.4 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.4 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.4 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.5 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.5 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.5 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.5 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.5 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.5 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.5 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.5 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.5 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.5 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.5 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.5 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.5 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.5 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.5 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.5 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

4,4'-dichloro dichlorophenyl ethylene (DDE) (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<0.8 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<0.8 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<0.8 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<0.8 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<0.8 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<0.8 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.8 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.8 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.8 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.8 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.8 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

4,8-dioxa-3H-perfluorononanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

4-androstene-3,17-dione (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0003 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0003 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0003 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0003 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0003 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0003 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0003 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0003 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0003 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0003 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0003 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0003 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.002 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.002 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.002 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

alpha-hexachlorocyclohexane (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.01 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.01 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.01 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.01 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.01 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.01 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.01 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.01 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.01 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.01 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.01 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.01 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

anatoxin-a (8)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/21/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/7/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/15/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/3/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/12/2019

6 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.06 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.06 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.06 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.06 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.06 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.06 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.06 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.06 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.06 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.06 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.06 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.06 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

bromomethane (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

Butylated Hydroxyanisole (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

chlorate (16)

WTP Entry Point

Folsom Lake WTP ℹ️

160 µg/L

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

2/12/2014

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

140 µg/L

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

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

250 µg/L

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

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

240 µg/L

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

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

97 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 77 µg/L

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

91 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 71 µg/L

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

81 µg/L

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

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

47 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 27 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

200 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 180 µg/L

8/28/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

200 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 180 µg/L

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

200 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 180 µg/L

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

120 µg/L

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

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

110 µg/L

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

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

100 µg/L

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

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

79 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 59 µg/L

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

50 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 30 µg/L

5/22/2013

12 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.08 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.08 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.08 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.08 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.08 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.08 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.08 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.08 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.08 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.08 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.08 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.08 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

chloromethane (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

chlorpyrifos (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

chromium (16)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2014

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

2/12/2014

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

4.3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.1 µg/L

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

3.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3.4 µg/L

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

3.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3 µg/L

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

3.1 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.9 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

8/28/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

2 µg/L

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

7/30/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

4.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4 µg/L

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

3.8 µg/L

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

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

3 µg/L

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

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

0.86 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.66 µg/L

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

chromium-6 (16)

Max. Res. Time in Dist. System

Distribution System ℹ️

0.11 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.08 µg/L

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2014

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

2.6 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.57 µg/L

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

2.2 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.17 µg/L

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

2.1 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.07 µg/L

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

2 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 1.97 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.05 µg/L

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

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.04 µg/L

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

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.09 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.06 µg/L

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.97 µg/L

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.47 µg/L

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 2.47 µg/L

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

0.52 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.49 µg/L

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.082 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.052 µg/L

5/22/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.051 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.021 µg/L

5/22/2013

12 years ago

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

Contaminant Details

cobalt (16)

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

2/12/2014

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

8/28/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<1 µg/L

Below Reporting Level

7/30/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

cylindrospermopsin (8)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/18/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/21/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/7/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/15/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/3/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

3/20/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

3/12/2019

6 years ago

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

Contaminant Details

dimethipin (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.2 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.2 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.2 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

equilin (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.004 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.004 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

estriol (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0008 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0008 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0008 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0008 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0008 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0008 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0008 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0008 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0008 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0008 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0008 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0008 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

estrone (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.002 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.002 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.002 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.002 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

ethoprop (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.03 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.03 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

Germanium (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.3 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.3 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.3 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.3 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

1.2 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 0.9 µg/L

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.3 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.3 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.3 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

1.1 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 0.8 µg/L

3/18/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

HAA5 (five regulated haloacetic acids) (32)

10 Sierra Gate @ Harding

Distribution System ℹ️

15.2 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

2005 Hilltop Circle

Distribution System ℹ️

14.4 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

Pleasant Grove WWTP

Distribution System ℹ️

13.5 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

Press Tribune

Distribution System ℹ️

13.5 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

6817 Maple Creek

Distribution System ℹ️

13.3 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

Kinko's

Distribution System ℹ️

12.9 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

Olympus Europa

Distribution System ℹ️

12.8 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

Washington Square

Distribution System ℹ️

12.6 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

6817 Maple Creek

Distribution System ℹ️

21.7 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

21.6 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

21.1 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

20.1 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

Press Tribune

Distribution System ℹ️

20.1 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

Olympus Europa

Distribution System ℹ️

19.6 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

Kinko's

Distribution System ℹ️

19.1 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

Washington Square

Distribution System ℹ️

18.6 µg/L

Meets Reporting Threshold

7/9/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

22 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

Press Tribune

Distribution System ℹ️

21.7 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

21.2 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

Olympus Europa

Distribution System ℹ️

19.8 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

18.7 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

18.4 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

Washington Square

Distribution System ℹ️

18.2 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

Kinko's

Distribution System ℹ️

18.2 µg/L

Meets Reporting Threshold

4/24/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

18.7 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

Olympus Europa

Distribution System ℹ️

18 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

17.7 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

17.2 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

Washington Square

Distribution System ℹ️

16.5 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

Press Tribune

Distribution System ℹ️

16.5 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

16.2 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

Kinko's

Distribution System ℹ️

15.9 µg/L

Meets Reporting Threshold

1/17/2019

6 years ago

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

Contaminant Details

HAA6Br (six brominated haloacetic acids) (32)

Pleasant Grove WWTP

Distribution System ℹ️

0.5 µg/L

12/11/2019

5 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

0.43 µg/L

12/11/2019

5 years ago

Kinko's

Distribution System ℹ️

0.39 µg/L

12/11/2019

5 years ago

Washington Square

Distribution System ℹ️

0 µg/L

12/11/2019

5 years ago

2005 Hilltop Circle

Distribution System ℹ️

0 µg/L

12/11/2019

5 years ago

Olympus Europa

Distribution System ℹ️

0 µg/L

12/11/2019

5 years ago

Press Tribune

Distribution System ℹ️

0 µg/L

12/11/2019

5 years ago

6817 Maple Creek

Distribution System ℹ️

0 µg/L

12/11/2019

5 years ago

Pleasant Grove WWTP

Distribution System ℹ️

0.5 µg/L

7/9/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

0.32 µg/L

7/9/2019

6 years ago

Washington Square

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

Kinko's

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

Olympus Europa

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

Press Tribune

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

0 µg/L

7/9/2019

6 years ago

Press Tribune

Distribution System ℹ️

1.17 µg/L

4/24/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

1.17 µg/L

4/24/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

1.07 µg/L

4/24/2019

6 years ago

Kinko's

Distribution System ℹ️

1.06 µg/L

4/24/2019

6 years ago

Olympus Europa

Distribution System ℹ️

1.05 µg/L

4/24/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

1 µg/L

4/24/2019

6 years ago

Washington Square

Distribution System ℹ️

0.99 µg/L

4/24/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

0.73 µg/L

4/24/2019

6 years ago

Press Tribune

Distribution System ℹ️

1.49 µg/L

1/17/2019

6 years ago

Olympus Europa

Distribution System ℹ️

1.22 µg/L

1/17/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

1.21 µg/L

1/17/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

1.18 µg/L

1/17/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

1.11 µg/L

1/17/2019

6 years ago

Kinko's

Distribution System ℹ️

1.1 µg/L

1/17/2019

6 years ago

Washington Square

Distribution System ℹ️

1.09 µg/L

1/17/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

0.8 µg/L

1/17/2019

6 years ago

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

Contaminant Details

HAA9 (nine haloacetic acids) (32)

10 Sierra Gate @ Harding

Distribution System ℹ️

15.63 µg/L

12/11/2019

5 years ago

2005 Hilltop Circle

Distribution System ℹ️

14.4 µg/L

12/11/2019

5 years ago

Pleasant Grove WWTP

Distribution System ℹ️

14 µg/L

12/11/2019

5 years ago

Press Tribune

Distribution System ℹ️

13.5 µg/L

12/11/2019

5 years ago

6817 Maple Creek

Distribution System ℹ️

13.3 µg/L

12/11/2019

5 years ago

Kinko's

Distribution System ℹ️

13.29 µg/L

12/11/2019

5 years ago

Olympus Europa

Distribution System ℹ️

12.8 µg/L

12/11/2019

5 years ago

Washington Square

Distribution System ℹ️

12.6 µg/L

12/11/2019

5 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

21.92 µg/L

7/9/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

21.7 µg/L

7/9/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

21.6 µg/L

7/9/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

20.1 µg/L

7/9/2019

6 years ago

Press Tribune

Distribution System ℹ️

20.1 µg/L

7/9/2019

6 years ago

Olympus Europa

Distribution System ℹ️

19.6 µg/L

7/9/2019

6 years ago

Kinko's

Distribution System ℹ️

19.1 µg/L

7/9/2019

6 years ago

Washington Square

Distribution System ℹ️

18.6 µg/L

7/9/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

23.17 µg/L

4/24/2019

6 years ago

Press Tribune

Distribution System ℹ️

22.87 µg/L

4/24/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

22.27 µg/L

4/24/2019

6 years ago

Olympus Europa

Distribution System ℹ️

20.85 µg/L

4/24/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

19.43 µg/L

4/24/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

19.4 µg/L

4/24/2019

6 years ago

Kinko's

Distribution System ℹ️

19.26 µg/L

4/24/2019

6 years ago

Washington Square

Distribution System ℹ️

19.19 µg/L

4/24/2019

6 years ago

2005 Hilltop Circle

Distribution System ℹ️

19.88 µg/L

1/17/2019

6 years ago

Olympus Europa

Distribution System ℹ️

19.22 µg/L

1/17/2019

6 years ago

10 Sierra Gate @ Harding

Distribution System ℹ️

18.91 µg/L

1/17/2019

6 years ago

6817 Maple Creek

Distribution System ℹ️

18.31 µg/L

1/17/2019

6 years ago

Press Tribune

Distribution System ℹ️

17.99 µg/L

1/17/2019

6 years ago

Washington Square

Distribution System ℹ️

17.59 µg/L

1/17/2019

6 years ago

Pleasant Grove WWTP

Distribution System ℹ️

17 µg/L

1/17/2019

6 years ago

Kinko's

Distribution System ℹ️

17 µg/L

1/17/2019

6 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

lithium (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<9 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<9 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<9 µg/L

Below Reporting Level

2/22/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

61.4 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 52.4 µg/L

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<9 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<9 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<9 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<9 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<9 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

62.6 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 53.6 µg/L

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<9 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<9 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

Manganese (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

5 µg/L

Meets Reporting Threshold

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.41 µg/L

Meets Reporting Threshold

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

4.1 µg/L

Meets Reporting Threshold

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

1.9 µg/L

Meets Reporting Threshold

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

7 µg/L

Meets Reporting Threshold

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

6 µg/L

Meets Reporting Threshold

9/12/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

8.3 µg/L

Meets Reporting Threshold

9/5/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

3.1 µg/L

Meets Reporting Threshold

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.58 µg/L

Meets Reporting Threshold

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

5 µg/L

Meets Reporting Threshold

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.4 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

1.7 µg/L

Meets Reporting Threshold

3/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

8.6 µg/L

Meets Reporting Threshold

3/18/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

5.4 µg/L

Meets Reporting Threshold

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

3.4 µg/L

Meets Reporting Threshold

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

1.5 µg/L

Meets Reporting Threshold

3/18/2019

6 years ago

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

Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<5 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<5 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<5 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<5 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<5 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<5 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<5 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<5 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<5 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<5 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<5 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<5 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<5 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

molinate (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<0.9 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<0.9 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<0.9 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<0.9 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<0.9 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<0.9 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.9 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.9 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.9 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.9 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<0.9 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

molybdenum (16)

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

2/12/2014

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

8/28/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<1 µg/L

Below Reporting Level

7/30/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

<1 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.006 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.006 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.006 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.006 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.006 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.006 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.006 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.006 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.006 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.006 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.006 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.006 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

nitrobenzene (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<10 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<10 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<10 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<10 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<10 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<10 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<10 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<10 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<10 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<10 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<10 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<10 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<10 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.02 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.02 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.02 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.02 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.02 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.02 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

o-toluidine (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.007 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.007 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.007 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.007 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.007 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.007 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.007 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.007 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.007 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.007 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.007 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.007 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

oxyfluorfen (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.05 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.05 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.05 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.05 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.05 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.05 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.05 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.05 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.05 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.05 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.05 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.05 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.05 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.05 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.05 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.05 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

perchlorate (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<4 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<4 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<4 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<4 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<4 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<4 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<4 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<4 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<4 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<4 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<4 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<4 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<4 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorobutanesulfonic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.09 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.09 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.09 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.09 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.09 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.09 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.09 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.09 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluorobutanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.005 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.005 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorodecanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorododecanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoroheptanesulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoroheptanoic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.01 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.01 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.01 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.01 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.01 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.01 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.03 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluorohexanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorononanoic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.04 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.04 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.04 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.04 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.04 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluorooctanoic acid (29)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.004 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.004 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoropentanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.003 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.003 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorotetradecanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.008 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.008 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.008 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.008 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.008 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.008 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.008 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.008 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.008 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.008 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.008 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.008 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluorotridecanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.007 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.007 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.007 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.007 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.007 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.007 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.007 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.007 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.007 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

perfluoroundecanoic acid (17)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

5/9/2024

17 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.002 µg/L

Below Reporting Level

2/26/2024

20 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.002 µg/L

Below Reporting Level

2/22/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.002 µg/L

Below Reporting Level

2/15/2024

20 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

11/15/2023

23 months ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.002 µg/L

Below Reporting Level

8/28/2023

26 months ago

Entry Point to Dist. System

Well 9 (Westbrook) ℹ️

<0.002 µg/L

Below Reporting Level

8/28/2023

26 months ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

Entry Point to Dist. System

Well 18 (Solaire) ℹ️

<0.002 µg/L

Below Reporting Level

8/24/2023

26 months ago

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

Contaminant Details

profenofos (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.3 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.3 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.3 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.3 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.3 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.3 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.3 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.3 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.3 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

quinoline (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.02 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.02 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.02 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.02 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.02 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.02 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.02 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.02 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.02 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<1 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<1 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<1 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

strontium (16)

WTP Entry Point

Folsom Lake WTP ℹ️

53 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 52.7 µg/L

2/12/2014

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

47 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 46.7 µg/L

2/12/2014

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

400 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 399.7 µg/L

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

310 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 309.7 µg/L

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

240 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 239.7 µg/L

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

89 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 88.7 µg/L

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

46 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 45.7 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

44 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 43.7 µg/L

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

34 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 33.7 µg/L

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

32 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 31.7 µg/L

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

180 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 179.7 µg/L

7/30/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

290 µg/L

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

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

50 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 49.7 µg/L

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

45 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 44.7 µg/L

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

43 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 42.7 µg/L

5/22/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

38 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 37.7 µg/L

5/22/2013

12 years ago

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

Contaminant Details

tebuconazole (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.2 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.2 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.2 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.2 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.2 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.2 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

terbacil (13)

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

11/20/2003

21 years ago

WELL 01 11N/06E-35P01

WELL 01 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 02 - INACTIVE 10N/06E-02B01

WELL 02 - INACTIVE ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 04 10N/06E-12E01

WELL 04 ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

WELL 05 - OAKMONT 10N/07E-18D01

WELL 05 - OAKMONT ℹ️

<2 µg/L

Below Reporting Level

5/27/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

1/23/2003

22 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

10/30/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

7/1/2002

23 years ago

FOLSOM LAKE - TREAT R31/008-LAKE

FOLSOM LAKE - TREATED ℹ️

<2 µg/L

Below Reporting Level

3/27/2002

23 years ago

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

Contaminant Details

testosterone (12)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0001 µg/L

Below Reporting Level

2/12/2014

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

0.00024 µg/L

⚠️ Exceeds Reporting Level of 0.0001 µg/L by 0.00014 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0001 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0001 µg/L

Below Reporting Level

11/20/2013

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0001 µg/L

Below Reporting Level

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0001 µg/L

Below Reporting Level

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0001 µg/L

Below Reporting Level

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.0001 µg/L

Below Reporting Level

7/30/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.0001 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.0001 µg/L

Below Reporting Level

5/22/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.0001 µg/L

Below Reporting Level

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.0001 µg/L

Below Reporting Level

5/22/2013

12 years ago

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

Contaminant Details

total microcystins (8)

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/21/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/7/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/15/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/3/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/20/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.3 µg/L

Below Reporting Level

3/12/2019

6 years ago

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

Contaminant Details

Total Permethrin (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.04 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.04 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.04 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.04 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.04 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.04 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.04 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.04 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.04 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.04 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.04 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.04 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.04 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

tribufos (16)

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.07 µg/L

Below Reporting Level

3/9/2020

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

12/11/2019

5 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

9/25/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.07 µg/L

Below Reporting Level

9/19/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.07 µg/L

Below Reporting Level

9/12/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.07 µg/L

Below Reporting Level

9/12/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.07 µg/L

Below Reporting Level

9/5/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.07 µg/L

Below Reporting Level

9/5/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

6/18/2019

6 years ago

Well 8 Treated Entry Point

Well 8 (Hayden Parkway) ℹ️

<0.07 µg/L

Below Reporting Level

3/27/2019

6 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

<0.07 µg/L

Below Reporting Level

3/20/2019

6 years ago

Well 12 Treated EP

Well 12 (Blue Oaks) ℹ️

<0.07 µg/L

Below Reporting Level

3/19/2019

6 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

<0.07 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

<0.07 µg/L

Below Reporting Level

3/18/2019

6 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

<0.07 µg/L

Below Reporting Level

3/18/2019

6 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

<0.07 µg/L

Below Reporting Level

3/18/2019

6 years ago

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

Contaminant Details

vanadium (16)

Max. Res. Time in Dist. System

Distribution System ℹ️

0.32 µg/L

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

2/12/2014

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.26 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.06 µg/L

2/12/2014

11 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

16 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 15.8 µg/L

11/20/2013

11 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

14 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 13.8 µg/L

11/20/2013

11 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

1.2 µg/L

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

11/20/2013

11 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

1.1 µg/L

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

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.75 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.55 µg/L

11/20/2013

11 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.69 µg/L

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

11/20/2013

11 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.49 µg/L

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

8/28/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.48 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.28 µg/L

8/28/2013

12 years ago

EP #10 - Well 5 Treated

Well 5 (Oakmont) ℹ️

6.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 6.5 µg/L

7/30/2013

12 years ago

EP #11 - Well 4 Treated

Well 4 ℹ️

12 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 11.8 µg/L

5/22/2013

12 years ago

EP #13 - Diamond Creek Well Treated

Diamond Creek Well ℹ️

0.98 µg/L

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

5/22/2013

12 years ago

Woodcreek North Well EP

Well 7 - Woodcreek North Well ℹ️

0.81 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.61 µg/L

5/22/2013

12 years ago

Max. Res. Time in Dist. System

Distribution System ℹ️

0.38 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.18 µg/L

5/22/2013

12 years ago

WTP Entry Point

Folsom Lake WTP ℹ️

0.35 µg/L

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

5/22/2013

12 years ago

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

Contaminant Details

Sampling Facilities

Folsom Lake WTP
Surface Water (SW)

WTP Entry PointEntry Point to the Distribution System (EP)

Diamond Creek Well
Ground Water (GW)

EP #13 - Diamond Creek Well TreatedEntry Point to the Distribution System (EP)

Well 5 (Oakmont)
Ground Water (GW)

EP #10 - Well 5 TreatedEntry Point to the Distribution System (EP)

Well 7 - Woodcreek North Well
Ground Water (GW)

Woodcreek North Well EPEntry Point to the Distribution System (EP)

Well 8 (Hayden Parkway)
Ground Water (GW)

Well 8 Treated Entry PointEntry Point to the Distribution System (EP)

Well 9 (Westbrook)
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 12 (Blue Oaks)
Ground Water (GW)

Well 12 Treated EPEntry Point to the Distribution System (EP)

Well 18 (Solaire)
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 4
Ground Water (GW)

EP #11 - Well 4 TreatedEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

10 Sierra Gate @ HardingDistribution System (DS)

Washington SquareDistribution System (DS)

2005 Hilltop CircleDistribution System (DS)

Pleasant Grove WWTPDistribution System (DS)

Kinko'sDistribution System (DS)

Olympus EuropaDistribution System (DS)

Press TribuneDistribution System (DS)

6817 Maple CreekDistribution System (DS)

Distribution System
Multiple Sources (MX)

Max. Res. Time in Dist. SystemMaximum Residence Time (MR)

EP- #012 Well 01 - Treated
Ground Water (GW)

add ucmr sp nameEntry Point to the Distribution System (EP)

FOLSOM LAKE - TREATED
Surface Water (SW)

FOLSOM LAKE - TREAT R31/008-LAKEEntry Point to the Distribution System (EP)

WELL 01
Ground Water (GW)

WELL 01 11N/06E-35P01SR (SR)

WELL 02 - INACTIVE
Ground Water (GW)

WELL 02 - INACTIVE 10N/06E-02B01SR (SR)

WELL 04
Ground Water (GW)

WELL 04 10N/06E-12E01SR (SR)

WELL 05 - OAKMONT
Ground Water (GW)

WELL 05 - OAKMONT 10N/07E-18D01SR (SR)

FAQ

Is City of Roseville tap water safe to drink?

When was City of Roseville last tested for water contamination?

The latest water samples were taken on May 9th, 2024.