COLUMBUS JUNCTION WATER SUPPLY
PWS ID: IA5815064 · COLUMBUS JUNCTION, Iowa 52738
Population Served
1,830
Total Violations
45
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 811
- County
- Louisa
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 28
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 9 | 1997 |
| Nitrate | MR | 9 | 1996 |
| TTHM | MR | 5 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.