RANCHO PAUMA MUTUAL WC
PWS ID: CA3710012 · PAUMA VALLEY, California 92061
Population Served
899
Total Violations
26
Health-Based Violations
13
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 387
- County
- San Diego
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 10
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 9 | 2002 |
| Nitrate | MR | 6 | 2004 |
| Coliform (TCR) | MCL | 4 | 1995 |
| Nitrite | MR | 3 | 2000 |
| Lead and Copper Rule | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.