Shawnee Municipal Authority
PWSID OK1020504 · Shawnee, Oklahoma · serves 29,990 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 7.9 ppt | — | 7/13/2023 |
| PFBA | 6.3 ppt | — | 11/2/2023 |
| PFBA | 6.1 ppt | — | 1/11/2024 |
| PFBA | 5.8 ppt | — | 4/3/2024 |
| PFPeA | 3.2 ppt | — | 7/13/2023 |
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 | CARBON, TOTAL | MR | No | Resolved |
| 2026-02-01 | CARBON, TOTAL | MR | No | Resolved |
| 2026-01-01 | CARBON, TOTAL | TT | Yes | Archived |
| 2025-10-01 | CARBON, TOTAL | TT | Yes | Archived |
| 2025-07-01 | CARBON, TOTAL | TT | Yes | Archived |
| 2025-04-01 | CARBON, TOTAL | TT | Yes | Archived |
| 2025-01-01 | CARBON, TOTAL | TT | Yes | Archived |
| 2024-09-01 | CARBON, TOTAL | MR | No | Resolved |
| 2024-09-01 | CARBON, TOTAL | MR | No | Resolved |