CEX' HA CI
PWS ID: 055295015 · BLACK RIVER FALLS, 05 54615
Population Served
2,002
Total Violations
30
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 36
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 15
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 5 | 2000 |
| Chlorine | MR | 4 | 2019 |
| Revised Total Coliform Rule | RPT | 4 | 2019 |
| Nickel | MR | 3 | 2017 |
| Thallium, Total | MR | 3 | 2017 |
| Coliform (TCR) | MCL | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.