OCOTILLO MUTUAL WATER CO
PWS ID: CA1300513 · OCOTILLO, California 92259
Population Served
150
Total Violations
14
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 113
- County
- Imperial
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 11
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 2 | 2010 |
| Benzene | MR | 2 | 2010 |
| Nitrate | MR | 2 | 2019 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1981 |
| Coliform (TCR) | MR | 2 | 1998 |
| Lead and Copper Rule | MR | 1 | 1993 |
| Coliform (TCR) | MCL | 1 | 1999 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.