CSP-WESTPORT STATE BEACH
PWS ID: CA2310312 · DUNCANS MILLS, California 95430
Population Served
370
Total Violations
6
Health-Based Violations
2
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 21
- County
- Mendocino
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 4
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | TT | 2 | 2020 |
| Coliform (TCR) | MR | 2 | 2002 |
| Surface Water Treatment Rule | MR | 2 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.