Braintree Water And Sewer Dept.
PWSID MA4040000 · Braintree, Massachusetts · serves 39,143 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 8.5 ppt | 4 ppt | 9/26/2023 |
| PFOS | 8.3 ppt | 4 ppt | 3/19/2024 |
| PFOS | 7.5 ppt | 4 ppt | 6/26/2023 |
| PFOS | 6.2 ppt | 4 ppt | 3/27/2023 |
| PFOA | 5.3 ppt | 4 ppt | 9/26/2023 |
| PFPeA | 5 ppt | — | 9/26/2023 |
| PFOA | 4.8 ppt | 4 ppt | 6/26/2023 |
| PFOA | 4.4 ppt | 4 ppt | 3/27/2023 |
| PFOA | 4.4 ppt | 4 ppt | 3/19/2024 |
| PFHxA | 4.2 ppt | — | 9/26/2023 |
| PFHxA | 4 ppt | — | 6/26/2023 |
| PFPeA | 3.8 ppt | — | 3/19/2024 |
| PFPeA | 3.7 ppt | — | 6/26/2023 |
| PFPeA | 3.5 ppt | — | 3/27/2023 |
| PFHxA | 3.4 ppt | — | 3/19/2024 |
| PFHxA | 3.1 ppt | — | 3/27/2023 |
| PFBS | 3 ppt | — | 6/26/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2023-03-01 | TTHM | MR | No | Archived |
| 2023-03-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |
| 2022-07-01 | Consumer Confidence Rule | Other | No | Resolved |