HORNICK WATER SUPPLY
PWS ID: IA9738057 · HORNICK, Iowa 51026
Population Served
255
Total Violations
74
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 117
- County
- Woodbury
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 55
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 28 | 2009 |
| Nitrate | MR | 12 | 2009 |
| Coliform (TCR) | MCL | 11 | 1998 |
| Fluoride | MR | 6 | 1986 |
| Gross Alpha, Excl. Radon and U | MR | 5 | 1983 |
| Chlorine | MR | 4 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.