North Sewickley Mun Water Auth
PWSID PA5040010 · Beaver Falls, Pennsylvania · serves 4,578 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBS | 16 ppt | — | 2/18/2025 |
| PFBS | 13.8 ppt | — | 11/17/2025 |
| PFBS | 11.4 ppt | — | 11/17/2025 |
| PFBS | 10.2 ppt | — | 2/18/2025 |
| PFBS | 10 ppt | — | 8/18/2025 |
| PFBS | 9.1 ppt | — | 8/18/2025 |
| PFBS | 8.5 ppt | — | 8/12/2025 |
| PFBA | 6 ppt | — | 11/17/2025 |
| PFBA | 5.8 ppt | — | 8/18/2025 |
| PFBA | 5.3 ppt | — | 8/18/2025 |
| PFBA | 5 ppt | — | 11/17/2025 |
| PFHxA | 4.8 ppt | — | 8/18/2025 |
| PFPeA | 4.8 ppt | — | 8/18/2025 |
| PFHxA | 4.6 ppt | — | 11/17/2025 |
| PFPeA | 4.3 ppt | — | 11/17/2025 |
| PFHxA | 4.2 ppt | — | 8/18/2025 |
| PFPeA | 4.1 ppt | — | 8/18/2025 |
| PFHxA | 3.9 ppt | — | 11/17/2025 |
| PFPeA | 3.5 ppt | — | 11/17/2025 |
| PFBS | 3.3 ppt | — | 5/27/2025 |
| PFHxA | 3 ppt | — | 2/18/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-05-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2026-01-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2025-11-24 | Public Notice | Other | No | Resolved |
| 2025-10-14 | Revised Total Coliform Rule | TT | Yes | Resolved |
| 2025-10-14 | Revised Total Coliform Rule | RPT | No | Resolved |
| 2025-05-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2024-12-11 | Public Notice | Other | No | Resolved |
| 2024-12-11 | Public Notice | Other | No | Resolved |
| 2024-01-11 | Public Notice | Other | No | Resolved |
| 2023-11-01 | Chlorine | MR | No | Resolved |
| 2023-11-01 | Surface Water Treatment Rule | MR | No | Resolved |
| 2022-05-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2022-04-11 | Public Notice | Other | No | Unaddressed |
| 2022-01-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2022-01-01 | Asbestos | MR | No | Resolved |