CSP-FORT ROSS STATE PARK
PWS ID: CA4910309 · MENDOCINO, California 95460
Population Served
3,501
Total Violations
17
Health-Based Violations
16
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 28
- County
- Sonoma
- School/Daycare
- No
- MCL Violations
- 12
- Monitoring Violations
- 1
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 12 | 2018 |
| Surface Water Treatment Rule | TT | 4 | 1995 |
| Revised Total Coliform Rule | MON | 1 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.