Potosi Wsc
PWSID TX2210008 · Abilene, Texas · serves 7,413 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 22 ppt | — | 6/17/2025 |
| PFOS | 21 ppt | 4 ppt | 6/17/2025 |
| PFOS | 20.4 ppt | 4 ppt | 7/23/2025 |
| PFHxS | 19.9 ppt | 10 ppt | 1/22/2025 |
| PFOS | 19.9 ppt | 4 ppt | 1/22/2025 |
| PFHxS | 19 ppt | 10 ppt | 6/17/2025 |
| PFBA | 16.2 ppt | — | 1/22/2025 |
| PFHxA | 15.7 ppt | — | 1/22/2025 |
| PFHxS | 15.6 ppt | 10 ppt | 7/23/2025 |
| PFHxA | 14.2 ppt | — | 7/23/2025 |
| PFHxA | 14 ppt | — | 6/17/2025 |
| PFPeA | 13.6 ppt | — | 1/22/2025 |
| PFPeA | 13 ppt | — | 6/17/2025 |
| PFOS | 10.9 ppt | 4 ppt | 10/22/2025 |
| PFHxS | 10.8 ppt | 10 ppt | 10/22/2025 |
| PFPeA | 10.5 ppt | — | 7/23/2025 |
| PFBA | 10.2 ppt | — | 7/23/2025 |
| PFBA | 9.8 ppt | — | 10/22/2025 |
| PFHpA | 8.7 ppt | — | 6/17/2025 |
| PFHxA | 8.3 ppt | — | 10/22/2025 |
| PFHpA | 7.7 ppt | — | 1/22/2025 |
| PFPeA | 7.3 ppt | — | 10/22/2025 |
| PFOA | 6.7 ppt | 4 ppt | 1/22/2025 |
| PFHpA | 6.7 ppt | — | 7/23/2025 |
| PFBS | 6.1 ppt | — | 7/23/2025 |
| PFOA | 5.7 ppt | 4 ppt | 6/17/2025 |
| PFOA | 5.6 ppt | 4 ppt | 7/23/2025 |
| PFBS | 5.5 ppt | — | 1/22/2025 |
| PFBS | 5.3 ppt | — | 6/17/2025 |
| PFHpA | 4.2 ppt | — | 10/22/2025 |
| PFBS | 4 ppt | — | 10/22/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2023-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2023-01-07 | Public Notice | Other | No | Resolved |