CITY OF SAN JOSE - NSJ/ALVISO
California — Community Water System — PWSID: CA4310019
System Information
| PWSID | CA4310019 |
| System Name | CITY OF SAN JOSE - NSJ/ALVISO |
| 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 | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SAN JOSE |
| ZIP Code | 95113 |
| Address | Enviro Services Dept-Muni Water System |
| Organization | PROVENZANO, JEFF |
| Phone | 408-277-3288 |
Population & Service
| Population Served | 45,559 |
| Service Connections | 2,206 |
Drinking Water Violations (10)
This water system has 10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2008 | Apr 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2008 | — | |
| Apr 1, 2008 | Apr 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2008 | — | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2005 | — | |
| Mar 1, 1995 | Mar 31, 1995 | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | — | |
| Mar 1, 1995 | Mar 31, 1995 | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | — | |
| Apr 1, 1992 | Apr 30, 1992 | TT | Yes | No | — | — | — | Resolved | Apr 3, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | TT | Yes | No | — | — | — | Resolved | Apr 3, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | TT | Yes | No | — | — | — | Resolved | Apr 3, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | TT | Yes | No | — | — | — | Resolved | Apr 3, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | TT | Yes | No | — | — | — | Resolved | Apr 3, 1992 | — |
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.