CALLENDER WATER SUPPLY
PWS ID: IA9417063 · FORT DODGE, Iowa 50501
Population Served
371
Total Violations
95
Health-Based Violations
23
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 188
- County
- Webster
- School/Daycare
- No
- MCL Violations
- 23
- Monitoring Violations
- 41
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 18 | 2012 |
| Coliform (TCR) | MR | 15 | 1994 |
| Gross Alpha, Excl. Radon and U | MR | 12 | 2010 |
| Nitrate | MR | 10 | 2014 |
| Coliform (TCR) | MCL | 5 | 1996 |
| Combined Radium (-226 and -228) | Other | 5 | 1986 |
| Combined Radium (-226 and -228) | MR | 4 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.