Ephrata Area Joint Authority
PWSID PA7360045 · Ephrata, Pennsylvania · serves 24,500 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 6.9 ppt | — | 9/17/2024 |
| PFBS | 6.3 ppt | — | 6/18/2024 |
| PFHxA | 5.9 ppt | — | 9/17/2024 |
| PFPeA | 5.8 ppt | — | 6/18/2024 |
| PFOA | 5.8 ppt | 4 ppt | 9/17/2024 |
| PFPeA | 5.3 ppt | — | 6/18/2024 |
| PFBS | 5.3 ppt | — | 12/19/2024 |
| PFOA | 5.2 ppt | 4 ppt | 6/18/2024 |
| PFBS | 5.2 ppt | — | 9/17/2024 |
| PFOA | 5 ppt | 4 ppt | 6/18/2024 |
| PFHxA | 4.8 ppt | — | 6/18/2024 |
| PFPeA | 4.7 ppt | — | 12/19/2024 |
| PFOS | 4.6 ppt | 4 ppt | 6/18/2024 |
| PFHxA | 4.6 ppt | — | 6/18/2024 |
| PFOA | 4.3 ppt | 4 ppt | 12/19/2024 |
| PFPeA | 4.2 ppt | — | 12/17/2024 |
| PFBS | 4.1 ppt | — | 6/18/2024 |
| PFHxA | 4.1 ppt | — | 12/19/2024 |
| PFHxA | 3.8 ppt | — | 12/17/2024 |
| PFPeA | 3.8 ppt | — | 3/24/2025 |
| PFHxS | 3.6 ppt | 10 ppt | 9/17/2024 |
| PFHxA | 3.4 ppt | — | 3/24/2025 |
| PFBS | 3.3 ppt | — | 12/17/2024 |
| PFBS | 3.3 ppt | — | 3/24/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2025-04-01 | CARBON, TOTAL | MR | No | Resolved |
| 2023-10-01 | Radium-226 | MR | No | Resolved |
| 2023-10-01 | Radium-228 | MR | No | Resolved |