St Robert Pws
PWSID MO3010720 · St Robert, Missouri · serves 5,192 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 12 ppt | 4 ppt | 5/13/2024 |
| PFOS | 10 ppt | 4 ppt | 12/4/2024 |
| PFOS | 9.3 ppt | 4 ppt | 5/13/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Fluoride | MR | No | Archived |
| 2025-07-31 | Public Notice | Other | No | Resolved |
| 2024-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-07-01 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2024-06-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2023-07-01 | Consumer Confidence Rule | Other | No | Resolved |