OAKVILLE WATER SUPPLY
PWS ID: IA5868085 · OAKVILLE, Iowa 52646
Population Served
200
Total Violations
101
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 93
- County
- Louisa
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 68
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 8 | 2023 |
| Coliform (TCR) | MR | 7 | 2010 |
| Consumer Confidence Rule | Other | 6 | 2012 |
| Arsenic | MR | 6 | 1988 |
| Cadmium | MR | 6 | 1988 |
| Chromium | MR | 6 | 1988 |
| Fluoride | MR | 6 | 1988 |
| Selenium | MR | 6 | 1988 |
| Lead and Copper Rule | MR | 6 | 1990 |
| Mercury | MR | 6 | 1988 |
| Ethylbenzene | MR | 3 | 1996 |
| Xylenes, Total | MR | 3 | 1995 |
| Barium | MR | 3 | 1988 |
| 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.