ST ANSGAR WATER SUPPLY
PWS ID: IA6673016 · ST. ANSGAR, Iowa 50472
Population Served
1,161
Total Violations
70
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 603
- County
- Mitchell
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 51
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 29 | 2009 |
| Lead and Copper Rule | MR | 10 | 2002 |
| Coliform (TCR) | MCL | 9 | 2000 |
| Revised Total Coliform Rule | MON | 8 | 2021 |
| Xylenes, Total | MR | 4 | 1995 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.