SOUTH MESA WC
Community Water System · California · CALIMESA
PWSID: CA3310017
Compliant
Population Served
10.1K
Service Connections
3.1K
Total Violations
14
Health-Based Violations
4
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- CALIMESA
- ZIP Code
- 92320
- Counties Served
- Riverside
- Cities Served
- Calimesa
- Open Violations
- 0
- State
- California
Violation Summary
14
Total Violations
4
Health-Based
0
Open Now
Most recent violation: 2014-07-01
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: CA3310017.SafeWater Home