Madison Lake
PWS ID: MN1070007 · Madison Lake, Minnesota 56063-0295
Population Served
1,017
Total Violations
33
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 664
- County
- Blue Earth
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 32
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 9 | 2018 |
| TTHM | MR | 6 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 6 | 2014 |
| Chlorine | MR | 4 | 2020 |
| Revised Total Coliform Rule | MON | 4 | 2020 |
| Coliform (TCR) | MR | 3 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.