Drinking Water Compliance OS

SAN JOSE, CA · Ventura County

CALIFORNIA WATER SERVICE CO - WESTLAKE 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)
CA5610016
System type
Community Water System
Population served
19,533
Service connections
6,931
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

No violations on record for this system.

Enforcement actions

No enforcement actions on record for this system.

Contact

JAMES, SOPHIE

408-367-8593

SAN JOSE, CA 95112