CITY OF SUNNYVALE
Community Water System · California · SUNNYVALE
PWSID: CA4310014
Compliant
Population Served
157.6K
Service Connections
28.4K
Total Violations
145
Health-Based Violations
10
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2022-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Purchased Surface Water
- System Type
- Community Water System
- City
- SUNNYVALE
- ZIP Code
- 94088
- Counties Served
- Santa Clara
- Cities Served
- SUNNYVALE
- Open Violations
- 0
- State
- California
Violation Summary
145
Total Violations
10
Health-Based
0
Open Now
Most recent violation: 2015-03-01
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: CA4310014.SafeWater Home