SAN JOSE, CA · Santa Clara County
CITY OF CUPERTINO Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA4310018
- System type
- Community Water System
- Population served
- 16,336
- Service connections
- 4,692
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
No violations on record for this system.
Enforcement actions
- March 16, 1999State Public Notification requested3 linked violations
- December 23, 1992State Public Notification received3 linked violations
- September 28, 1992State Public Notification received14 linked violations
Contact
DELORENZO, SUZANNE
408-918-7254
SAN JOSE, CA 95128