Pa American Water Co West
PWSID PA7210029 · Mechanicsburg, Pennsylvania · serves 105,127 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 10.4 ppt | 4 ppt | 7/1/2024 |
| PFOS | 7.1 ppt | 4 ppt | 4/1/2024 |
| PFOS | 6.2 ppt | 4 ppt | 10/10/2024 |
| PFOA | 4.9 ppt | 4 ppt | 7/1/2024 |
| PFPeA | 3.4 ppt | — | 7/1/2024 |
| PFBS | 3.2 ppt | — | 7/1/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-01-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2022-01-01 | TTHM | MR | No | Resolved |