CALAMUS WATER SUPPLY
PWS ID: IA2320062 · CALAMUS, Iowa 52729
Population Served
356
Total Violations
40
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 185
- County
- Clinton
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 33
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 10 | 1996 |
| Coliform (TCR) | MR | 8 | 1993 |
| Revised Total Coliform Rule | MON | 4 | 2020 |
| Lead and Copper Rule | MR | 4 | 2002 |
| Nitrite | MR | 4 | 1994 |
| Consumer Confidence Rule | Other | 3 | 2025 |
| Antimony, Total | MR | 3 | 1991 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.