Exeter Water Dept
PWSID NH0801010 · Exeter, New Hampshire · serves 12,236 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 13 ppt | — | 10/8/2024 |
| PFBA | 6 ppt | — | 9/6/2024 |
| PFOA | 6 ppt | 4 ppt | 10/8/2024 |
| PFOA | 5 ppt | 4 ppt | 9/6/2024 |
| PFPeA | 4 ppt | — | 9/6/2024 |
| PFOS | 4 ppt | 4 ppt | 9/6/2024 |
| PFOS | 4 ppt | 4 ppt | 10/8/2024 |
| PFHxA | 4 ppt | — | 10/8/2024 |
| PFPeA | 4 ppt | — | 10/8/2024 |
| PFHxA | 3 ppt | — | 9/6/2024 |
| PFBS | 3 ppt | — | 9/6/2024 |
| PFBS | 3 ppt | — | 10/8/2024 |
| PFHpA | 3 ppt | — | 10/8/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | TTHM | MCL | Yes | Resolved |