OXFORD WATER SUPPLY
PWS ID: IA5260017 · OXFORD, Iowa 52322
Population Served
722
Total Violations
127
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 373
- County
- Johnson
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 69
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MR | 15 | 2013 |
| Combined Radium (-226 and -228) | MCL | 15 | 1985 |
| Coliform (TCR) | MR | 14 | 2014 |
| Consumer Confidence Rule | Other | 14 | 2024 |
| Chlorine | MR | 10 | 2006 |
| Lead and Copper Rule | MR | 9 | 2006 |
| Nitrate | MR | 7 | 2024 |
| Revised Total Coliform Rule | MON | 4 | 2023 |
| TTHM | MR | 4 | 2013 |
| Revised Total Coliform Rule | RPT | 4 | 2018 |
| Gross Alpha, Excl. Radon and U | MR | 3 | 1991 |
| Arsenic | MR | 3 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.