WALNUT MUNICIPAL UTILITIES
PWS ID: IA7872062 · WALNUT, Iowa 51577
Population Served
768
Total Violations
40
Health-Based Violations
19
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 420
- County
- Pottawattamie
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 15
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 14 | 1985 |
| Coliform (TCR) | MR | 6 | 2001 |
| Fluoride | MCL | 5 | 1984 |
| Arsenic | MR | 4 | 2001 |
| Combined Radium (-226 and -228) | MR | 3 | 1989 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1985 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.