ACKLEY MUNICIPAL WATER WORKS
PWS ID: IA4201001 · MARSHALLTOWN, Iowa 50158
Population Served
1,599
Total Violations
31
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 820
- County
- Hardin
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 18
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 6 | 2022 |
| TTHM | MR | 4 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2019 |
| Asbestos | MR | 4 | 2009 |
| Coliform (TCR) | MCL | 4 | 1997 |
| Groundwater Rule | Other | 2 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.