PINE MOUNTAIN MUTUAL WATER CO.
PWS ID: CA2300591 · WILLITS, California 95490
Population Served
310
Total Violations
19
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 125
- County
- Mendocino
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 19
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 4 | 2021 |
| TTHM | MR | 3 | 2025 |
| Lead and Copper Rule | MR | 3 | 2024 |
| Coliform (TCR) | MR | 2 | 1998 |
| Nitrate | MR | 2 | 2018 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1981 |
| Nitrite | MR | 2 | 2018 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.