CITY OF FRESNO

California - Community Water System - PWSID: CA1010007

System Information

PWSIDCA1010007
System NameCITY OF FRESNO
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerYes
First ReportedMar 22, 1979
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CityFRESNO
ZIP Code93703
Address1910 EAST UNIVERSITY AVE.
OrganizationCOLBY, CHAD
Phone559-621-5315

Population & Service

Population Served545,716
Service Connections144,185

Drinking Water Violations (33)

This water system has 33 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
Jan 1, 2016 Dec 31, 2016 MR No Yes - 10 mg/L - Resolved Dec 31, 2016 -
Jan 1, 2016 Dec 31, 2016 MR No Yes - 10 mg/L - Resolved Dec 31, 2016 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2010 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2010 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2010 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - TT - Resolved Dec 31, 2010 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - TT - Resolved Dec 31, 2010 -
Oct 1, 2010 Dec 31, 2010 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2010 -
Dec 1, 2009 Dec 31, 2009 MCL Yes No .00025 MG/L 0.0002 mg/L .0002 Resolved Dec 31, 2009 -
Dec 1, 2009 Dec 31, 2009 MCL Yes No .00025 MG/L 0.0002 mg/L .0002 Resolved Dec 31, 2009 -
Feb 1, 1997 Feb 28, 1997 MR No Yes - 10 mg/L - Resolved Feb 28, 1997 -
Feb 1, 1997 Feb 28, 1997 MR No Yes - 10 mg/L - Resolved Feb 28, 1997 -
Jan 27, 1997 Dec 31, 1997 MCL Yes No 58 MG/L 10 mg/L 45 Resolved Apr 21, 1997 -
Jan 27, 1997 Dec 31, 1997 MCL Yes No 58 MG/L 10 mg/L 45 Resolved Apr 21, 1997 -
Apr 1, 1994 Apr 30, 1994 MR No No - 5% of samples - Resolved Apr 30, 1994 -
Apr 1, 1994 Apr 30, 1994 MR No No - 5% of samples - Resolved Apr 30, 1994 -
Jun 1, 1993 Jun 30, 1993 MCL Yes No - 5% of samples - Resolved Jun 30, 1993 -
Jun 1, 1993 Jun 30, 1993 MCL Yes No - 5% of samples - Resolved Jun 30, 1993 -
Nov 1, 1992 Nov 30, 1992 MCL Yes No - 5% of samples - Resolved Nov 30, 1992 -
Nov 1, 1992 Nov 30, 1992 MCL Yes No - 5% of samples - Resolved Nov 30, 1992 -
Nov 1, 1992 Nov 30, 1992 MCL Yes No - 5% of samples - Resolved Nov 30, 1992 -
Sep 1, 1992 Sep 30, 1992 MCL Yes No - 5% of samples - Resolved Sep 30, 1992 -
Sep 1, 1992 Sep 30, 1992 MCL Yes No - 5% of samples - Resolved Sep 30, 1992 -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - 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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