FOREST RANCH MUTUAL WATER SYSTEM
PWS ID: CA0400004 · FOREST RANCH, California 95942
Population Served
119
Total Violations
32
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 42
- County
- Butte
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 21
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MR | 4 | 2008 |
| Barium | MR | 2 | 2008 |
| Fluoride | MR | 2 | 2008 |
| Cadmium | MR | 2 | 2008 |
| Selenium | MR | 2 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1981 |
| Coliform (TCR) | MR | 2 | 2008 |
| Chromium | MR | 2 | 2008 |
| Mercury | MR | 2 | 2008 |
| Coliform (TCR) | MCL | 1 | 2009 |
| Lead and Copper Rule | MR | 1 | 1993 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.