FOUR CORNERS ELEMENTARY SCHOOL
PWS ID: WI8160487 · SUPERIOR, Wisconsin 54880-2907
Population Served
300
Total Violations
56
Health-Based Violations
47
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Douglas
- School/Daycare
- Yes
- MCL Violations
- 47
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 47 | 2009 |
| Lead and Copper Rule | MR | 5 | 2023 |
| Revised Total Coliform Rule | MON | 4 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.