COIN WATER SUPPLY
PWS ID: IA7335054 · SHENANDOAH, Iowa 51601
Population Served
176
Total Violations
102
Health-Based Violations
24
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 98
- County
- Page
- School/Daycare
- No
- MCL Violations
- 24
- Monitoring Violations
- 25
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 20 | 1996 |
| Consumer Confidence Rule | Other | 11 | 2017 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2011 |
| Coliform (TCR) | MR | 8 | 1993 |
| Revised Total Coliform Rule | MON | 5 | 2018 |
| TTHM | MR | 4 | 2011 |
| TTHM | MCL | 4 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.