WALDEN WEST
PWS ID: CA4300764 · SAN JOSE, California 95131
Population Served
273
Total Violations
30
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Local
- Connections
- 5
- County
- Santa Clara
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 4 | 2023 |
| Nitrate | MR | 2 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.