Salem Water Dept
PWSID NH2051010 · Salem, New Hampshire · serves 21,080 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 8.5 ppt | 4 ppt | 8/13/2025 |
| PFOA | 7.9 ppt | 4 ppt | 8/29/2025 |
| PFOA | 7.8 ppt | 4 ppt | 9/9/2025 |
| PFOA | 5.7 ppt | 4 ppt | 12/12/2024 |
| PFOA | 5.6 ppt | 4 ppt | 12/12/2024 |
| PFOA | 5.5 ppt | 4 ppt | 3/5/2025 |
| PFOA | 5.1 ppt | 4 ppt | 9/9/2025 |
| PFOA | 4.7 ppt | 4 ppt | 8/29/2025 |
| PFHxA | 3.8 ppt | — | 8/13/2025 |
| PFPeA | 3.7 ppt | — | 8/13/2025 |
| PFHxA | 3.7 ppt | — | 8/29/2025 |
| PFHxA | 3.7 ppt | — | 9/9/2025 |
| PFPeA | 3.3 ppt | — | 8/29/2025 |
| PFPeA | 3.2 ppt | — | 9/9/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-04-01 | TTHM | MR | No | Resolved |
| 2024-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |