Jefferson Waterworks
PWSID WI1280104 · Jefferson, Wisconsin · serves 7,926 people · groundwater source
F
Failing
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2024-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2023-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2023-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2023-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2023-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2022-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |