Heron Lake
PWS ID: MN1320002 · Heron Lake, Minnesota 56137-0315
Population Served
691
Total Violations
23
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 296
- County
- Jackson
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 6 | 1988 |
| Lead and Copper Rule | MR | 6 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.