GILMAN WATER SUPPLY
PWS ID: IA6436087 · NEWTON, Iowa 50208
Population Served
582
Total Violations
29
Health-Based Violations
21
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 249
- County
- Marshall
- School/Daycare
- No
- MCL Violations
- 21
- Monitoring Violations
- 8
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 19 | 1985 |
| Coliform (TCR) | MR | 8 | 1991 |
| Coliform (TCR) | MCL | 2 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.