Chester Water Authority
PWSID PA1230004 · Chester, Pennsylvania · serves 140,437 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 5.1 ppt | 4 ppt | 5/6/2024 |
| PFOA | 4.6 ppt | 4 ppt | 2/12/2024 |
| PFBS | 4.5 ppt | — | 5/6/2024 |
| PFBS | 4.4 ppt | — | 2/12/2024 |
| PFPeA | 4.1 ppt | — | 8/8/2024 |
| PFPeA | 4 ppt | — | 5/6/2024 |
| PFHxA | 3.9 ppt | — | 5/6/2024 |
| PFHxA | 3.6 ppt | — | 2/12/2024 |
| PFHxA | 3.5 ppt | — | 8/8/2024 |
| PFPeA | 3.4 ppt | — | 2/12/2024 |
| PFPeA | 3.2 ppt | — | 11/13/2024 |
| PFHxA | 3.2 ppt | — | 11/13/2024 |
| PFBS | 3.2 ppt | — | 11/13/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
No violations on record in the period covered. 🎉