HATFIELD WATER DEPT (MA) Water Quality

HATFIELD WATER DEPT is a small public water system in EPA region 1 that provides tap water for the 01038 zip codes. It has 8 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 170 µg/L. There were 1 contamintants found in the HATFIELD WATER DEPT water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (8)

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

1,2,3-trichloropropane (8)

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

1,3-butadiene (8)

Bathroom Sink

Treatment Plant ℹ️

<0.1 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.1 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.1 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

1,4-dioxane (8)

Bathroom Sink

Treatment Plant ℹ️

<0.07 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.07 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.07 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.07 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.07 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.07 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.07 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.07 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

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

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

bromochloromethane (Halon 1011) (8)

Bathroom Sink

Treatment Plant ℹ️

<0.06 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.06 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.06 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.06 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.06 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.06 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.06 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.06 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

bromomethane (8)

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

chlorate (16)

Bathroom Sink

Treatment Plant ℹ️

<20 µg/L

Below Reporting Level

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

<20 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<20 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<20 µg/L

Below Reporting Level

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<20 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<20 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

chlorodifluoromethane (HCFC-22) (8)

Bathroom Sink

Treatment Plant ℹ️

<0.08 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.08 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.08 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.08 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.08 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.08 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.08 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.08 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

chloromethane (8)

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

chromium (16)

Bathroom Sink

Treatment Plant ℹ️

0.4 µg/L

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

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

0.4 µg/L

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

11/18/2013

11 years ago

Sample Tap

Omasta Well ℹ️

0.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.4 µg/L

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.4 µg/L

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

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.4 µg/L

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

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

0.4 µg/L

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

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<0.2 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.4 µg/L

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

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.4 µg/L

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

5/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

0.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.4 µg/L

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.3 µg/L

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.3 µg/L

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.4 µg/L

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

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

0.3 µg/L

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

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

chromium-6 (16)

Bathroom Sink

Treatment Plant ℹ️

0.37 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.34 µg/L

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

0.35 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.32 µg/L

11/18/2013

11 years ago

Sample Tap

Omasta Well ℹ️

0.63 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.6 µg/L

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

0.36 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.33 µg/L

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.35 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.32 µg/L

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.35 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.32 µg/L

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

0.07 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.04 µg/L

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.34 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.31 µg/L

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.28 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.25 µg/L

5/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

0.64 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.61 µg/L

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.39 µg/L

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

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.36 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.33 µg/L

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.36 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.33 µg/L

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

0.34 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.31 µg/L

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

cobalt (16)

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

Germanium (16)

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

lithium (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<9 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

11.4 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 2.4 µg/L

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<9 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<9 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<9 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

11.1 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 2.1 µg/L

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<9 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<9 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

Manganese (16)

1127000-01S

Distribution System - SW ℹ️

1.5 µg/L

Meets Reporting Threshold

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

Sample Tap

W. Hatfield Well ℹ️

170 µg/L

⚠️ Exceeds 50% of Reference Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

3.2 µg/L

Meets Reporting Threshold

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

1.4 µg/L

Meets Reporting Threshold

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

2 µg/L

Meets Reporting Threshold

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

170 µg/L

⚠️ Exceeds 50% of Reference Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

1.7 µg/L

Meets Reporting Threshold

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

molybdenum (16)

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

11/18/2013

11 years ago

Sample Tap

W. Hatfield Well ℹ️

1.1 µg/L

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

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

5/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

2 µg/L

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

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.006 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.006 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.006 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.006 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.006 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.006 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.006 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.006 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.02 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.02 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.02 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.02 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.02 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.02 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.02 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.02 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoro-3-methoxypropanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoro-4-methoxybutanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorobutanesulfonic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0115 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0085 µg/L

11/4/2024

10 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0114 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0084 µg/L

8/5/2024

13 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0081 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0051 µg/L

5/7/2024

16 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0058 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0028 µg/L

2/5/2024

19 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.09 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.09 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.09 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.09 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.09 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.09 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.09 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.09 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluorobutanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0114 µg/L

⚠️ Exceeds Reporting Level of 0.005 µg/L by 0.0064 µg/L

11/4/2024

10 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0136 µg/L

⚠️ Exceeds Reporting Level of 0.005 µg/L by 0.0086 µg/L

8/5/2024

13 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0079 µg/L

⚠️ Exceeds Reporting Level of 0.005 µg/L by 0.0029 µg/L

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.005 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorodecanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorododecanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoroheptanesulfonic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoroheptanoic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.01 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.01 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.01 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.01 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.01 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.01 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.01 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.01 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluorohexanesulfonic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.03 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluorohexanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0507 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0477 µg/L

11/4/2024

10 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0608 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0578 µg/L

8/5/2024

13 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0381 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0351 µg/L

5/7/2024

16 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.023 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.02 µg/L

2/5/2024

19 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorononanoic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluorooctanesulfonic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.04 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.04 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.04 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.04 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.04 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.04 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.04 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.04 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluorooctanoic acid (16)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.02 µg/L

Below Reporting Level

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

<0.02 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

perfluoropentanesulfonic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.004 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoropentanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0528 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0498 µg/L

11/4/2024

10 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0581 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0551 µg/L

8/5/2024

13 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.0384 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.0354 µg/L

5/7/2024

16 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

0.024 µg/L

⚠️ Exceeds Reporting Level of 0.003 µg/L by 0.021 µg/L

2/5/2024

19 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.003 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorotetradecanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.008 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.008 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.008 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.008 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.008 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.008 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.008 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.008 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluorotridecanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.007 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.007 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.007 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.007 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.007 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.007 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.007 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.007 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

perfluoroundecanoic acid (8)

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

11/4/2024

10 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.002 µg/L

Below Reporting Level

8/5/2024

13 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

5/7/2024

16 months ago

WEST HATFIELD WELL POINT OF ENTRY

WEST HATFIELD WELL (01G) ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

RESERVOIR POINT OF ENTRY POST TREATMENT

RUNNING GUTTER BROOK RESERVOIR ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

OMASTA WELL POINT OF ENTRY

OMASTA WELL (02G) ℹ️

<0.002 µg/L

Below Reporting Level

2/5/2024

19 months ago

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

Contaminant Details

strontium (16)

1127000-01S

Distribution System - SW ℹ️

81 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 80.7 µg/L

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

65 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 64.7 µg/L

11/18/2013

11 years ago

Sample Tap

W. Hatfield Well ℹ️

480 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 479.7 µg/L

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

250 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 249.7 µg/L

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

170 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 169.7 µg/L

8/19/2013

12 years ago

Sample Tap

Omasta Well ℹ️

150 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 149.7 µg/L

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

110 µg/L

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

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

62 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 61.7 µg/L

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

86 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 85.7 µg/L

5/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

61 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 60.7 µg/L

5/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

490 µg/L

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

2/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

160 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 159.7 µg/L

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

78 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 77.7 µg/L

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

74 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 73.7 µg/L

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

74 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 73.7 µg/L

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

61 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 60.7 µg/L

2/20/2013

12 years ago

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

Contaminant Details

vanadium (16)

1127000-01S

Distribution System - SW ℹ️

0.2 µg/L

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

11/18/2013

11 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

11/18/2013

11 years ago

Sample Tap

Omasta Well ℹ️

1.2 µg/L

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

8/19/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

0.8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.6 µg/L

8/19/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.5 µg/L

8/19/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

0.7 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.5 µg/L

8/19/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.4 µg/L

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

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.3 µg/L

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

8/19/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

0.204 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.004 µg/L

5/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

0.2 µg/L

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

5/20/2013

12 years ago

Sample Tap

Omasta Well ℹ️

1.1 µg/L

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

2/20/2013

12 years ago

Sample Tap

W. Hatfield Well ℹ️

0.8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.6 µg/L

2/20/2013

12 years ago

1127000-01G

Distribution System - GW ℹ️

0.3 µg/L

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

2/20/2013

12 years ago

Bathroom Sink

Treatment Plant ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-01S

Distribution System - SW ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

1127000-02G

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

2/20/2013

12 years ago

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

Contaminant Details

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 (16)

chlorodifluoromethane (HCFC-22) (8)

chloromethane (8)

chromium (16)

chromium-6 (16)

cobalt (16)

Germanium (16)

hexafluoropropylene oxide dimer acid (GenX) (8)

lithium (8)

Manganese (16)

molybdenum (16)

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 (16)

vanadium (16)

Sampling Facilities

WEST HATFIELD WELL (01G) Ground Water (GW)

RUNNING GUTTER BROOK RESERVOIR Surface Water (SW)

OMASTA WELL (02G) Ground Water (GW)

Treatment Plant Surface Water (SW)

W. Hatfield Well Ground Water (GW)

Omasta Well Ground Water (GW)

Distribution System - SW Surface Water (SW)

Distribution System - GW Ground Water (GW)

FAQ

Is HATFIELD WATER DEPT tap water safe to drink?

When was HATFIELD WATER DEPT last tested for water contamination?

WEST HATFIELD WELL (01G)
Ground Water (GW)

RUNNING GUTTER BROOK RESERVOIR
Surface Water (SW)

OMASTA WELL (02G)
Ground Water (GW)

Treatment Plant
Surface Water (SW)

W. Hatfield Well
Ground Water (GW)

Omasta Well
Ground Water (GW)

Distribution System - SW
Surface Water (SW)

Distribution System - GW
Ground Water (GW)