Norton Water Department
PWSID MA4218000 · Norton, Massachusetts · serves 19,161 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 8.8 ppt | 4 ppt | 2/7/2024 |
| PFOA | 8.5 ppt | 4 ppt | 8/15/2023 |
| PFHxS | 6.4 ppt | 10 ppt | 2/7/2024 |
| PFBS | 4.9 ppt | — | 8/15/2023 |
| PFBS | 4.7 ppt | — | 2/7/2024 |
| PFHxS | 4.3 ppt | 10 ppt | 8/15/2023 |
| PFHxS | 4.2 ppt | 10 ppt | 8/15/2023 |
| PFHxA | 4.1 ppt | — | 2/7/2024 |
| PFPeA | 4 ppt | — | 8/15/2023 |
| PFOS | 4 ppt | 4 ppt | 8/15/2023 |
| PFHxA | 4 ppt | — | 8/15/2023 |
| PFPeA | 4 ppt | — | 2/7/2024 |
| PFHpA | 3.3 ppt | — | 8/15/2023 |
| PFHpA | 3.2 ppt | — | 2/7/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-10-01 | TTHM | MCL | Yes | Archived |
| 2024-07-01 | TTHM | MCL | Yes | Archived |
| 2024-04-01 | TTHM | MCL | Yes | Archived |
| 2024-01-01 | TTHM | MCL | Yes | Archived |
| 2023-07-01 | Lead and Copper Rule | MR | No | Addressed |
| 2023-01-01 | TTHM | MCL | Yes | Archived |
| 2022-10-01 | TTHM | MCL | Yes | Archived |
| 2022-07-01 | TTHM | MCL | Yes | Archived |
| 2022-04-01 | TTHM | MCL | Yes | Archived |