Mansfield Water Division
PWSID MA4167000 · Mansfield, Massachusetts · serves 21,797 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 6.2 ppt | 4 ppt | 9/17/2025 |
| PFOA | 4.3 ppt | 4 ppt | 9/17/2025 |
| PFBS | 3.8 ppt | — | 9/17/2025 |
| PFBS | 3.1 ppt | — | 3/31/2025 |
| PFHxS | 3.1 ppt | 10 ppt | 9/17/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-09-01 | Revised Total Coliform Rule | MON | No | Resolved |