N Middleton Water Auth
PWSID PA7210049 · Carlisle, Pennsylvania · serves 8,455 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 16.9 ppt | 4 ppt | 9/22/2025 |
| PFOS | 13.4 ppt | 4 ppt | 9/8/2025 |
| PFOS | 10 ppt | 4 ppt | 12/15/2025 |
| PFOA | 8 ppt | 4 ppt | 9/22/2025 |
| PFBS | 8 ppt | — | 12/15/2025 |
| PFBS | 7.8 ppt | — | 9/22/2025 |
| PFPeA | 6.6 ppt | — | 12/15/2025 |
| PFOA | 6.1 ppt | 4 ppt | 12/15/2025 |
| PFHxA | 5.8 ppt | — | 12/15/2025 |
| PFHxA | 5.5 ppt | — | 9/22/2025 |
| PFOS | 4.6 ppt | 4 ppt | 6/16/2025 |
| PFPeA | 3.8 ppt | — | 9/22/2025 |
| PFHxS | 3.5 ppt | 10 ppt | 9/22/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2022-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2022-04-01 | TTHM | MR | No | Resolved |