IRON RIVER SANITARY DISTRICT
PWS ID: WI8040131 · IRON RIVER, Wisconsin 54847
Population Served
600
Total Violations
420
Health-Based Violations
60
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 222
- County
- Bayfield
- School/Daycare
- No
- MCL Violations
- 59
- Monitoring Violations
- 353
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 59 | 2011 |
| Revised Total Coliform Rule | MON | 15 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 15 | 2025 |
| TTHM | MR | 15 | 2025 |
| Coliform (TCR) | MR | 10 | 2010 |
| Beryllium, Total | MR | 8 | 2020 |
| Selenium | MR | 8 | 2020 |
| Nitrite | MR | 8 | 2020 |
| Nickel | MR | 8 | 2020 |
| Chromium | MR | 8 | 2020 |
| Cadmium | MR | 8 | 2020 |
| Barium | MR | 8 | 2020 |
| Arsenic | MR | 8 | 2020 |
| Nitrate-Nitrite | MR | 8 | 2020 |
| Thallium, Total | MR | 8 | 2020 |
| o-Dichlorobenzene | MR | 8 | 2020 |
| cis-1,2-Dichloroethylene | MR | 8 | 2020 |
| 1,2,4-Trichlorobenzene | MR | 8 | 2020 |
| 1,1-Dichloroethylene | MR | 8 | 2020 |
| trans-1,2-Dichloroethylene | MR | 8 | 2020 |
| 1,1,1-Trichloroethane | MR | 8 | 2020 |
| 1,2-Dichloropropane | MR | 8 | 2020 |
| Trichloroethylene | MR | 8 | 2020 |
| 1,1,2-Trichloroethane | MR | 8 | 2020 |
| Tetrachloroethylene | MR | 8 | 2020 |
| CHLOROBENZENE | MR | 8 | 2020 |
| Benzene | MR | 8 | 2020 |
| Ethylbenzene | MR | 8 | 2020 |
| Styrene | MR | 8 | 2020 |
| p-Dichlorobenzene | MR | 8 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.