Collegeville Trappe Joint Pwd
PWSID PA1460022 · Trappe, Pennsylvania · serves 8,470 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 235 ppt | 4 ppt | 3/22/2023 |
| PFOA | 17 ppt | 4 ppt | 9/18/2023 |
| PFBS | 15.3 ppt | — | 3/21/2023 |
| PFOS | 15 ppt | 4 ppt | 3/22/2023 |
| PFOA | 15 ppt | 4 ppt | 9/18/2023 |
| PFOA | 14.9 ppt | 4 ppt | 3/20/2023 |
| PFBS | 14 ppt | — | 9/20/2023 |
| PFBS | 13.8 ppt | — | 3/21/2023 |
| PFOS | 12 ppt | 4 ppt | 9/18/2023 |
| PFOA | 12 ppt | 4 ppt | 9/18/2023 |
| PFBS | 12 ppt | — | 9/20/2023 |
| PFOA | 11 ppt | 4 ppt | 9/20/2023 |
| PFOS | 11 ppt | 4 ppt | 9/18/2023 |
| PFHxA | 10.9 ppt | — | 3/22/2023 |
| PFOA | 10.7 ppt | 4 ppt | 3/22/2023 |
| PFOS | 10 ppt | 4 ppt | 9/18/2023 |
| PFOS | 9.7 ppt | 4 ppt | 3/22/2023 |
| PFOS | 9.6 ppt | 4 ppt | 3/20/2023 |
| PFOS | 9.3 ppt | 4 ppt | 3/21/2023 |
| PFOS | 9.3 ppt | 4 ppt | 9/20/2023 |
| PFOS | 9.3 ppt | 4 ppt | 3/20/2023 |
| PFOS | 9 ppt | 4 ppt | 3/21/2023 |
| PFOA | 8.9 ppt | 4 ppt | 9/20/2023 |
| PFOA | 8.6 ppt | 4 ppt | 3/21/2023 |
| PFPeA | 8.4 ppt | — | 9/18/2023 |
| PFOS | 8.3 ppt | 4 ppt | 9/20/2023 |
| PFOA | 8.2 ppt | 4 ppt | 9/18/2023 |
| PFOA | 7.7 ppt | 4 ppt | 3/20/2023 |
| PFHxA | 7.6 ppt | — | 9/18/2023 |
| PFPeA | 7.4 ppt | — | 3/22/2023 |
| PFOA | 7.2 ppt | 4 ppt | 3/21/2023 |
| PFOS | 7.1 ppt | 4 ppt | 9/18/2023 |
| PFHxA | 7 ppt | — | 9/20/2023 |
| PFBS | 7 ppt | — | 3/22/2023 |
| PFOS | 6.8 ppt | 4 ppt | 3/21/2023 |
| PFPeA | 6.7 ppt | — | 9/20/2023 |
| PFBA | 6.6 ppt | — | 3/22/2023 |
| PFOA | 6.5 ppt | 4 ppt | 3/21/2023 |
| PFPeA | 6.5 ppt | — | 3/22/2023 |
| PFBA | 6.3 ppt | — | 9/20/2023 |
| PFHxA | 6.3 ppt | — | 3/22/2023 |
| PFHpA | 6.2 ppt | — | 3/22/2023 |
| PFBS | 6.1 ppt | — | 3/21/2023 |
| PFPeA | 5.9 ppt | — | 9/18/2023 |
| PFPeA | 5.9 ppt | — | 9/20/2023 |
| PFPeA | 5.8 ppt | — | 3/21/2023 |
| PFPeA | 5.7 ppt | — | 9/18/2023 |
| PFBS | 5.6 ppt | — | 9/18/2023 |
| PFPeA | 5.5 ppt | — | 9/18/2023 |
| PFHxA | 5.5 ppt | — | 9/20/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2023-06-01 | Groundwater Rule | MR | No | Resolved |