Dcws Ashley Phosphate (Sc1820008)
PWSID SC1820008 · Summerville, South Carolina · serves 26,536 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 7.4 ppt | 4 ppt | 5/12/2026 |
| PFOS | 7.2 ppt | 4 ppt | 5/5/2026 |
| PFOA | 6.4 ppt | 4 ppt | 5/5/2026 |
| PFOA | 6.3 ppt | 4 ppt | 5/12/2026 |
| PFOS | 6.1 ppt | 4 ppt | 3/10/2026 |
| PFPeA | 6 ppt | — | 5/12/2026 |
| PFPeA | 6 ppt | — | 5/5/2026 |
| PFOA | 5.6 ppt | 4 ppt | 3/10/2026 |
| PFOS | 5.5 ppt | 4 ppt | 9/19/2024 |
| PFPeA | 5.3 ppt | — | 3/10/2026 |
| PFHxA | 5.1 ppt | — | 5/5/2026 |
| PFHxA | 5 ppt | — | 5/12/2026 |
| PFHxA | 4.9 ppt | — | 3/10/2026 |
| PFBS | 4.9 ppt | — | 5/12/2026 |
| PFPeA | 4.8 ppt | — | 9/19/2024 |
| PFBS | 4.7 ppt | — | 5/5/2026 |
| PFOA | 4.3 ppt | 4 ppt | 9/19/2024 |
| PFHxA | 4.2 ppt | — | 9/19/2024 |
| PFBS | 4.1 ppt | — | 3/10/2026 |
| PFBS | 3.6 ppt | — | 9/19/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-10-01 | TTHM | MR | No | Resolved |
| 2022-10-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |