Swt Main System
PWSID PA3390065 · Allentown, Pennsylvania · serves 14,500 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 10.1 ppt | — | 9/17/2024 |
| PFPeA | 8.6 ppt | — | 9/17/2024 |
| PFPeA | 7.9 ppt | — | 3/5/2024 |
| PFPeA | 7 ppt | — | 3/5/2024 |
| PFPeA | 5.8 ppt | — | 12/10/2024 |
| PFHxA | 5.4 ppt | — | 9/17/2024 |
| PFHxA | 5.2 ppt | — | 9/17/2024 |
| PFPeA | 4.9 ppt | — | 7/2/2024 |
| PFHxA | 4.7 ppt | — | 3/5/2024 |
| PFPeA | 4.6 ppt | — | 9/17/2024 |
| PFPeA | 4.6 ppt | — | 9/17/2024 |
| PFPeA | 4.1 ppt | — | 3/5/2024 |
| PFPeA | 4.1 ppt | — | 6/11/2024 |
| PFOA | 4 ppt | 4 ppt | 3/5/2024 |
| PFHxA | 4 ppt | — | 3/5/2024 |
| PFPeA | 3.9 ppt | — | 3/5/2024 |
| PFPeA | 3.6 ppt | — | 12/10/2024 |
| PFPeA | 3.5 ppt | — | 3/5/2024 |
| PFHxA | 3.4 ppt | — | 7/2/2024 |
| PFHxA | 3.4 ppt | — | 12/10/2024 |
| PFPeA | 3.3 ppt | — | 3/5/2024 |
| PFHxA | 3.3 ppt | — | 9/17/2024 |
| PFPeA | 3.2 ppt | — | 9/17/2024 |
| PFPeA | 3.2 ppt | — | 9/17/2024 |
| PFHxA | 3 ppt | — | 9/17/2024 |
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 | Lead and Copper Rule | MR | No | Resolved |
| 2024-09-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2024-09-01 | Surface Water Treatment Rule | MR | No | Resolved |
| 2024-09-01 | Chlorine | MR | No | Resolved |