CITY OF SANTA CLARA
California — Community Water System — PWSID: CA4310012
System Information
| PWSID | CA4310012 |
| System Name | CITY OF SANTA CLARA |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | SANTA CLARA |
| ZIP Code | 95050 |
| Address | 1500 Warburton Avenue |
| Organization | RAMIREZ, JOHN |
| Phone | 408-615-2018 |
Population & Service
| Population Served | 130,746 |
| Service Connections | 24,103 |
Drinking Water Violations (7)
This water system has 7 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 1995 | Mar 31, 1995 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | Surface Water Treatment Rule |
| Mar 1, 1995 | Mar 31, 1995 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | Surface Water Treatment Rule |
| Mar 1, 1992 | Mar 31, 1992 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1992 | Surface Water Treatment Rule |
| Mar 1, 1992 | Mar 31, 1992 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1992 | Surface Water Treatment Rule |
| Mar 1, 1992 | Mar 31, 1992 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1992 | Surface Water Treatment Rule |
| Mar 1, 1992 | Mar 31, 1992 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 1992 | Surface Water Treatment Rule |
| Jun 1, 1988 | Jun 30, 1988 | Other | No | No | — | — | — | Archived | Jun 30, 1988 | Miscellaneous Other Rules |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.