Madison Water Department
PWSID IN5239006 · Madison, Indiana · serves 15,323 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBS | 8.5 ppt | — | 3/6/2024 |
| PFBS | 6.2 ppt | — | 8/21/2024 |
| PFOA | 4.6 ppt | 4 ppt | 3/6/2024 |
| PFOA | 4.4 ppt | 4 ppt | 3/6/2024 |
| PFBS | 4.1 ppt | — | 3/6/2024 |
| PFBS | 4 ppt | — | 3/6/2024 |
| PFBS | 3.3 ppt | — | 10/2/2024 |
| PFBS | 3.3 ppt | — | 8/21/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-08-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2025-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2024-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2023-10-27 | E. COLI | MR | No | Resolved |
| 2023-06-20 | Revised Total Coliform Rule | Other | No | Resolved |