PEOSTA WATER SUPPLY
PWS ID: IA3170001 · PEOSTA, Iowa 52068-0065
Population Served
2,278
Total Violations
65
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,671
- County
- Dubuque
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 59
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 21 | 2005 |
| Nitrate | MR | 16 | 2002 |
| Chlorine | MR | 14 | 2006 |
| Nitrate | MCL | 6 | 2002 |
| Lead and Copper Rule | MR | 4 | 2006 |
| Nitrite | MR | 4 | 2003 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.