HANCOCK WATER SUPPLY
PWS ID: IA7833025 · HANCOCK, Iowa 51536
Population Served
200
Total Violations
57
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 114
- County
- Pottawattamie
- School/Daycare
- No
- MCL Violations
- 29
- Monitoring Violations
- 18
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 29 | 2002 |
| Coliform (TCR) | MR | 8 | 1998 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 1992 |
| Lead and Copper Rule | MR | 3 | 2002 |
| Nitrate | MR | 3 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.