Aberdeen
PWSID SD4600020 · Aberdeen, South Dakota · serves 27,989 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 8.1 ppt | — | 4/17/2023 |
| PFBA | 7.5 ppt | — | 1/31/2023 |
| PFBA | 6.5 ppt | — | 7/17/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-02-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2025-05-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-12-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-12-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-11-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-07-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2022-04-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |