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CALIFORNIA WATER SERVICE CO.-TRAVIS AFB

California — Community Water System — PWSID: CA4810701

System Information

PWSIDCA4810701
System NameCALIFORNIA WATER SERVICE CO.-TRAVIS AFB
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedDec 2, 1981
Last ReportedNov 17, 2025

Location & Contact

StateCalifornia
CitySAN JOSE
ZIP Code95112
Address1720 NORTH FIRST STREET
OrganizationJAMES, SOPHIE
Phone408-367-8593

Population & Service

Population Served18,111
Service Connections1

Drinking Water Violations (18)

This water system has 18 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
Jul 1, 2015 Sep 30, 2015 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 1999 Apr 1, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Apr 1, 1999 Surface Water Treatment Rule
Mar 1, 1999 Apr 1, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Apr 1, 1999 Surface Water Treatment Rule
Aug 1, 1996 Aug 31, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1996 Total Coliform Rule
Aug 1, 1996 Aug 31, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1996 Total Coliform Rule
Jun 1, 1995 Jun 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1995 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Jul 1, 1994 Jul 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 1994 Total Coliform Rule
Jul 1, 1994 Jul 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 1994 Total Coliform Rule
Jun 1, 1993 Jun 30, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1993 Total Coliform Rule
Jun 1, 1993 Jun 30, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1993 Total Coliform Rule
Jun 1, 1992 Jun 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1992 Total Coliform Rule
— — — No No — — — — — —
— — — No No — — — — — —

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.

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