Dartmouth Water Division
PWSID MA4072000 · Dartmouth, Massachusetts · serves 24,696 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 50.6 ppt | 4 ppt | 9/10/2024 |
| PFBS | 20.7 ppt | — | 9/10/2024 |
| PFPeA | 11.8 ppt | — | 9/10/2024 |
| PFBA | 9.4 ppt | — | 9/10/2024 |
| PFBS | 8.4 ppt | — | 3/6/2024 |
| PFHxA | 7.6 ppt | — | 9/10/2024 |
| PFOA | 4.2 ppt | 4 ppt | 9/10/2024 |
| PFHpA | 3 ppt | — | 9/10/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-08-07 | Revised Total Coliform Rule | TT | Yes | Resolved |
| 2024-10-02 | ENTEROCOCCI | MR | No | Resolved |
| 2023-02-01 | TTHM | MR | No | Archived |
| 2023-02-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |
| 2022-01-01 | Total Haloacetic Acids (HAA5) | MCL | Yes | Archived |