ANDREW WATER SUPPLY
PWS ID: IA4903050 · MARSHALLTOWN, Iowa 50158
Population Served
380
Total Violations
31
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 140
- County
- Jackson
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 14
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 8 | 1992 |
| Combined Radium (-226 and -228) | MR | 4 | 2006 |
| TTHM | MR | 1 | 2025 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.