EARLHAM MUNICIPAL WATERWORKS
PWS ID: IA6115097 · EARLHAM, Iowa 50072
Population Served
1,446
Total Violations
136
Health-Based Violations
26
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 520
- County
- Madison
- School/Daycare
- No
- MCL Violations
- 26
- Monitoring Violations
- 90
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 21 | 1985 |
| Barium | MR | 11 | 1988 |
| Cadmium | MR | 11 | 1988 |
| Fluoride | MR | 11 | 1988 |
| Lead and Copper Rule | MR | 11 | 1990 |
| Mercury | MR | 11 | 1988 |
| Arsenic | MR | 11 | 1988 |
| Selenium | MR | 11 | 1988 |
| Gross Alpha, Excl. Radon and U | MR | 8 | 1989 |
| Fluoride | MCL | 5 | 1984 |
| Chromium | MR | 5 | 1988 |
| Combined Radium (-226 and -228) | Other | 5 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.