CAL-WATER SERVICE CO.-CHICO
Community Water System · California · SAN JOSE
PWSID: CA0410002
Compliant
Population Served
114.9K
Service Connections
30.4K
Total Violations
17
Health-Based Violations
12
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- SAN JOSE
- ZIP Code
- 95112
- Counties Served
- Butte
- Cities Served
- San Jose
- Open Violations
- 0
- State
- California
Violation Summary
17
Total Violations
12
Health-Based
0
Open Now
Most recent violation: 2002-09-01
Explore California Water Quality
See all water systems, lead data, and violation trends for California.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: CA0410002.SafeWater Home