WEST VALLEY WATER DISTRICT
Community Water System · California · RIALTO
PWSID: CA3610004
Compliant
Population Served
104.5K
Service Connections
23.4K
Total Violations
19
Health-Based Violations
13
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2024-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- RIALTO
- ZIP Code
- 92377
- Counties Served
- San Bernardino
- Cities Served
- Rialto
- Open Violations
- 0
- State
- California
Violation Summary
19
Total Violations
13
Health-Based
0
Open Now
Most recent violation: 2013-01-01
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: CA3610004.SafeWater Home