MAPLE GROVE CHARTER SCHOOL
PWS ID: WI7370468 · ATHENS, Wisconsin 54411
Population Served
100
Total Violations
11
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Marathon
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 3
- Treatment Tech Violations
- 7
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | TT | 7 | 2022 |
| Lead and Copper Rule | MR | 2 | 2023 |
| Nitrate | MR | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.