CSP - RANCHO DEL OSO
PWS ID: CA4410306 · FELTON, California 95018
Population Served
669
Total Violations
20
Health-Based Violations
12
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 2
- County
- Santa Cruz
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 8
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 8 | 2005 |
| Nitrate | MR | 6 | 2001 |
| Surface Water Treatment Rule | TT | 4 | 2004 |
| Coliform (TCR) | MR | 2 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.