CAL AM - OAKHURST (CA) Water Quality

CAL AM - OAKHURST is a small public water system in EPA region 9 that provides tap water for the 93644 zip codes. It has 9 facilities where the water supply was tested for 47 chemical contaminants that impact tap water quality and human health.

The maximum reported level of Manganese was 72 µg/L. There were 1 contamintants found in the CAL AM - OAKHURST water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (8)
1,2,3-trichloropropane (8)
1,3-butadiene (8)
1,4-dioxane (8)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (8)
1H,1H,2H,2H-perfluorodecane sulfonic acid (8)
1H,1H,2H,2H-perfluorohexane sulfonic acid (8)
1H,1H,2H,2H-perfluorooctane sulfonic acid (8)
4,8-dioxa-3H-perfluorononanoic acid (8)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (8)
bromochloromethane (Halon 1011) (8)
bromomethane (8)
chlorate (12)
chlorodifluoromethane (HCFC-22) (8)
chloromethane (8)
chromium (12)
chromium-6 (11)
cobalt (12)
Germanium (12)
hexafluoropropylene oxide dimer acid (GenX) (8)
lithium (8)
Manganese (12)
molybdenum (12)
N-ethyl perfluorooctanesulfonamidoacetic acid (8)
N-methyl perfluorooctanesulfonamidoacetic acid (8)
nonafluoro-3,6-dioxaheptanoic acid (8)
perfluoro(2-ethoxyethane)sulfonic acid (8)
perfluoro-3-methoxypropanoic acid (8)
perfluoro-4-methoxybutanoic acid (8)
perfluorobutanesulfonic acid (16)
perfluorobutanoic acid (8)
perfluorodecanoic acid (8)
perfluorododecanoic acid (8)
perfluoroheptanesulfonic acid (8)
perfluoroheptanoic acid (16)
perfluorohexanesulfonic acid (16)
perfluorohexanoic acid (8)
perfluorononanoic acid (16)
perfluorooctanesulfonic acid (16)
perfluorooctanoic acid (16)
perfluoropentanesulfonic acid (8)
perfluoropentanoic acid (8)
perfluorotetradecanoic acid (8)
perfluorotridecanoic acid (8)
perfluoroundecanoic acid (8)
strontium (12)
vanadium (12)

1,1-dichloroethane (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

1,2,3-trichloropropane (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

1,3-butadiene (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.1 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.1 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.1 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.1 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.1 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.1 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

1,4-dioxane (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.07 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.07 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.07 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.07 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.07 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.07 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.07 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.07 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

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

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.002 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.002 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.002 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.002 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

bromochloromethane (Halon 1011) (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.06 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.06 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.06 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.06 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.06 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.06 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.06 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.06 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

bromomethane (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

chlorate (12)

Forest Ridge Forebay

Forest Ridge TP ℹ️

440 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 420 µg/L

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

220 µg/L

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

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

210 µg/L

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

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

150 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 130 µg/L

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

89 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 69 µg/L

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

78 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 58 µg/L

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

180 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 160 µg/L

4/30/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

280 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 260 µg/L

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

200 µg/L

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

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

180 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 160 µg/L

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

160 µg/L

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

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

48 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 28 µg/L

4/28/2014

11 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.08 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.08 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.08 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.08 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.08 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.08 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.08 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.08 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

chloromethane (8)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

chromium (12)

Forest Ridge Forebay

Forest Ridge TP ℹ️

0.38 µg/L

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

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/30/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

chromium-6 (11)

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

12/15/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

0.068 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.038 µg/L

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

0.045 µg/L

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

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

0.032 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.002 µg/L

6/16/2014

11 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

0.034 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.004 µg/L

4/30/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

0.031 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.001 µg/L

4/28/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

cobalt (12)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/30/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

Germanium (12)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/30/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

lithium (8)

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

420 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 411 µg/L

10/3/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

52 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 43 µg/L

10/3/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

89 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 80 µg/L

10/2/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

34 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 25 µg/L

10/2/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

474 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 465 µg/L

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

128 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 119 µg/L

4/19/2023

2 years ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

63.3 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 54.3 µg/L

4/19/2023

2 years ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

49.9 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 40.9 µg/L

4/19/2023

2 years ago

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

Contaminant Details

Manganese (12)

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

37 µg/L

Meets Reporting Threshold

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

29 µg/L

Meets Reporting Threshold

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

14 µg/L

Meets Reporting Threshold

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

7.7 µg/L

Meets Reporting Threshold

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

5.9 µg/L

Meets Reporting Threshold

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<1 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

5.3 µg/L

Meets Reporting Threshold

4/30/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

72 µg/L

Meets Reporting Threshold

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

34 µg/L

Meets Reporting Threshold

4/28/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

29 µg/L

Meets Reporting Threshold

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

7.3 µg/L

Meets Reporting Threshold

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

3.6 µg/L

Meets Reporting Threshold

4/28/2014

11 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: 300 µg/L

Contaminant Details

molybdenum (12)

420 Storage Tap

420 Storage Tank ℹ️

130 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 129 µg/L

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

120 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 119 µg/L

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 99 µg/L

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

39 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 38 µg/L

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

38 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 37 µg/L

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

11 µg/L

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

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

41 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 40 µg/L

4/30/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

180 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 179 µg/L

4/28/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

150 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 149 µg/L

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 139 µg/L

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

39 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 38 µg/L

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

9.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 8.2 µg/L

4/28/2014

11 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.006 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.006 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

4/19/2023

2 years ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

4/19/2023

2 years ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.006 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.006 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.02 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.02 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.02 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.02 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorobutanesulfonic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.09 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.09 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.09 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.09 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.09 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.09 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.09 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.09 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluorobutanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.005 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.005 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorodecanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorododecanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoroheptanesulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoroheptanoic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.01 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.01 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.01 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.01 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.01 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.01 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.01 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.01 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.03 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluorohexanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorononanoic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.04 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.04 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.04 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.04 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.04 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.04 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.04 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.04 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluorooctanoic acid (16)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

<0.02 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.004 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.004 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoropentanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.003 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.003 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorotetradecanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.008 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.008 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

4/19/2023

2 years ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

4/19/2023

2 years ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.008 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.008 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluorotridecanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.007 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.007 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

4/19/2023

2 years ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

4/19/2023

2 years ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.007 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.007 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

perfluoroundecanoic acid (8)

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/3/2023

24 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

10/3/2023

24 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.002 µg/L

Below Reporting Level

10/2/2023

24 months ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.002 µg/L

Below Reporting Level

10/2/2023

24 months ago

SLWTP-EPDS Sample Tap

Sierra Lakes Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

9/13/2023

25 months ago

QM Tank-EPDS Sample Tap

Quail Meadows Blend Tank ℹ️

<0.002 µg/L

Below Reporting Level

9/13/2023

25 months ago

FRTP Blend-EPDS Sample Tap

Forest Ridge Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

4/19/2023

2 years ago

437 Tank-Sample Tap

437 Reservoir ℹ️

<0.002 µg/L

Below Reporting Level

4/19/2023

2 years ago

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

Contaminant Details

strontium (12)

Forest Ridge Forebay

Forest Ridge TP ℹ️

350 µg/L

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

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 139.7 µg/L

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

140 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 139.7 µg/L

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

120 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 119.7 µg/L

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

59 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 58.7 µg/L

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

54 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 53.7 µg/L

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

110 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 109.7 µg/L

4/30/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

240 µg/L

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

4/28/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

98 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 97.7 µg/L

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

79 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 78.7 µg/L

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

50 µg/L

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

4/28/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

49 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 48.7 µg/L

4/28/2014

11 years ago

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

Contaminant Details

vanadium (12)

Hwy. 49 & Bollinger SP

Distribution System ℹ️

4.9 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.7 µg/L

10/21/2014

10 years ago

437 Storage Tap

437 Storage Tank ℹ️

4.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.5 µg/L

10/21/2014

10 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Winding Way Sample Tap

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

10/21/2014

10 years ago

Hwy. 49 & Bollinger SP

Distribution System ℹ️

4.2 µg/L

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

4/30/2014

11 years ago

437 Storage Tap

437 Storage Tank ℹ️

4.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.4 µg/L

4/28/2014

11 years ago

Sierra Lakes Forebay

Sierra Lakes TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

420 Storage Tap

420 Storage Tank ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Forest Ridge Forebay

Forest Ridge TP ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

Winding Way Sample Tap

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/28/2014

11 years ago

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

Contaminant Details

Sampling Facilities

Sierra Lakes Water Treatment Plant
Ground Water (GW)

SLWTP-EPDS Sample TapEntry Point to the Distribution System (EP)

Forest Ridge Water Treatment Plant
Ground Water (GW)

FRTP Blend-EPDS Sample TapEntry Point to the Distribution System (EP)

Quail Meadows Blend Tank
Ground Water (GW)

QM Tank-EPDS Sample TapEntry Point to the Distribution System (EP)

437 Reservoir
Ground Water (GW)

437 Tank-Sample TapEntry Point to the Distribution System (EP)

Sierra Lakes TP
Ground Water (GW)

Sierra Lakes ForebayEntry Point to the Distribution System (EP)

420 Storage Tank
Ground Water (GW)

420 Storage TapEntry Point to the Distribution System (EP)

Forest Ridge TP
Ground Water (GW)

Forest Ridge ForebayEntry Point to the Distribution System (EP)

437 Storage Tank
Ground Water (GW)

437 Storage TapEntry Point to the Distribution System (EP)

Distribution System
Ground Water (GW)

Winding Way Sample TapMaximum Residence Time (MR)

Hwy. 49 & Bollinger SPMaximum Residence Time (MR)

FAQ

Is CAL AM - OAKHURST tap water safe to drink?

When was CAL AM - OAKHURST last tested for water contamination?

The latest water samples were taken on October 3rd, 2023.

Contaminants

1,1-dichloroethane (8)

1,2,3-trichloropropane (8)

1,3-butadiene (8)

1,4-dioxane (8)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (8)

1H,1H,2H,2H-perfluorodecane sulfonic acid (8)

1H,1H,2H,2H-perfluorohexane sulfonic acid (8)

1H,1H,2H,2H-perfluorooctane sulfonic acid (8)

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

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (8)

bromochloromethane (Halon 1011) (8)

bromomethane (8)

chlorate (12)

chlorodifluoromethane (HCFC-22) (8)

chloromethane (8)

chromium (12)

chromium-6 (11)

cobalt (12)

Germanium (12)

hexafluoropropylene oxide dimer acid (GenX) (8)

lithium (8)

Manganese (12)

molybdenum (12)

N-ethyl perfluorooctanesulfonamidoacetic acid (8)

N-methyl perfluorooctanesulfonamidoacetic acid (8)

nonafluoro-3,6-dioxaheptanoic acid (8)

perfluoro(2-ethoxyethane)sulfonic acid (8)

perfluoro-3-methoxypropanoic acid (8)

perfluoro-4-methoxybutanoic acid (8)

perfluorobutanesulfonic acid (16)

perfluorobutanoic acid (8)

perfluorodecanoic acid (8)

perfluorododecanoic acid (8)

perfluoroheptanesulfonic acid (8)

perfluoroheptanoic acid (16)

perfluorohexanesulfonic acid (16)

perfluorohexanoic acid (8)

perfluorononanoic acid (16)

perfluorooctanesulfonic acid (16)

perfluorooctanoic acid (16)

perfluoropentanesulfonic acid (8)

perfluoropentanoic acid (8)

perfluorotetradecanoic acid (8)

perfluorotridecanoic acid (8)

perfluoroundecanoic acid (8)

strontium (12)

vanadium (12)

Sampling Facilities

Sierra Lakes Water Treatment Plant Ground Water (GW)

Forest Ridge Water Treatment Plant Ground Water (GW)

Quail Meadows Blend Tank Ground Water (GW)

437 Reservoir Ground Water (GW)

Sierra Lakes TP Ground Water (GW)

420 Storage Tank Ground Water (GW)

Forest Ridge TP Ground Water (GW)

437 Storage Tank Ground Water (GW)

Distribution System Ground Water (GW)

FAQ

Is CAL AM - OAKHURST tap water safe to drink?

When was CAL AM - OAKHURST last tested for water contamination?

Sierra Lakes Water Treatment Plant
Ground Water (GW)

Forest Ridge Water Treatment Plant
Ground Water (GW)

Quail Meadows Blend Tank
Ground Water (GW)

437 Reservoir
Ground Water (GW)

Sierra Lakes TP
Ground Water (GW)

420 Storage Tank
Ground Water (GW)

Forest Ridge TP
Ground Water (GW)

437 Storage Tank
Ground Water (GW)

Distribution System
Ground Water (GW)