NORTH GUALALA WATER COMPANY
PWS ID: CA2310007 · GUALALA, California 95445
Population Served
2,593
Total Violations
11
Health-Based Violations
4
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 1,062
- County
- Mendocino
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 2
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | TT | 4 | 2009 |
| Nitrate | MR | 2 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.