OAKLEY CITY OF
PWS ID: ID5160035 · OAKLEY, Idaho 83346
Population Served
821
Total Violations
77
Health-Based Violations
23
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 393
- County
- Cassia
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 34
- Treatment Tech Violations
- 7
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 16 | 2011 |
| Chlorine | MR | 16 | 2024 |
| Public Notice | Other | 10 | 2025 |
| E. COLI | MR | 5 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 5 | 2025 |
| Coliform (TCR) | MR | 5 | 2011 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| Revised Total Coliform Rule | TT | 3 | 2024 |
| Revised Total Coliform Rule | MON | 2 | 2017 |
| Beryllium, Total | MR | 1 | 1993 |
| Thallium, Total | MR | 1 | 1993 |
| Fluoride | MR | 1 | 1993 |
| Lead and Copper Rule | MR | 1 | 2022 |
| Antimony, Total | MR | 1 | 1993 |
| Nickel | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.