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MARIPOSA PUBLIC UTILITY DIST

California — Community Water System — PWSID: CA2210001

System Information

PWSIDCA2210001
System NameMARIPOSA PUBLIC UTILITY DIST
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedNov 17, 2025

Location & Contact

StateCalifornia
CityMARIPOSA
ZIP Code95338
AddressP.O. Box 494
OrganizationWAGES, SUSAN
Phone209-966-2515

Population & Service

Population Served2,000
Service Connections684

Drinking Water Violations (182)

This water system has 182 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, 2013 Jun 30, 2013 TTHM MCL Yes No .0891 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2013 Jun 30, 2013 TTHM MCL Yes No .0891 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2013 Jun 30, 2013 TTHM MCL Yes No .0891 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 CARBON, TOTAL TT Yes No — TT — Resolved Nov 1, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 TTHM MCL Yes No .097 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 CARBON, TOTAL TT Yes No — TT — Resolved Nov 1, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .093 MG/L 0.060 mg/L .06 Resolved Dec 31, 2012 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 TTHM MCL Yes No .1396 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 CARBON, TOTAL TT Yes No — TT — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 TTHM MCL Yes No .1396 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 TTHM MCL Yes No .1396 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 CARBON, TOTAL TT Yes No — TT — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .093 MG/L 0.060 mg/L .06 Resolved Dec 31, 2012 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 CARBON, TOTAL TT Yes No — TT — Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 CARBON, TOTAL TT Yes No — TT — Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MCL Yes No .1368 MG/L 0.080 mg/L .08 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MCL Yes No .1368 MG/L 0.080 mg/L .08 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MCL Yes No .1368 MG/L 0.080 mg/L .08 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MCL Yes No .1368 MG/L 0.080 mg/L .08 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MCL Yes No .1368 MG/L 0.080 mg/L .08 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .091 MG/L 0.060 mg/L .06 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .091 MG/L 0.060 mg/L .06 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .091 MG/L 0.060 mg/L .06 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .091 MG/L 0.060 mg/L .06 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .081 MG/L 0.060 mg/L .06 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .081 MG/L 0.060 mg/L .06 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .081 MG/L 0.060 mg/L .06 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .081 MG/L 0.060 mg/L .06 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No .1105 MG/L 0.080 mg/L .08 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No .1105 MG/L 0.080 mg/L .08 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No .1105 MG/L 0.080 mg/L .08 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No .1105 MG/L 0.080 mg/L .08 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No .1105 MG/L 0.080 mg/L .08 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No .1096 MG/L 0.080 mg/L .08 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .073 MG/L 0.060 mg/L .06 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .073 MG/L 0.060 mg/L .06 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .073 MG/L 0.060 mg/L .06 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No .073 MG/L 0.060 mg/L .06 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No .1096 MG/L 0.080 mg/L .08 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No .1096 MG/L 0.080 mg/L .08 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No .1096 MG/L 0.080 mg/L .08 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No .1096 MG/L 0.080 mg/L .08 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 Total Haloacetic Acids (HAA5) MCL Yes No .0615 MG/L 0.060 mg/L .06 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 Total Haloacetic Acids (HAA5) MCL Yes No .0615 MG/L 0.060 mg/L .06 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 Total Haloacetic Acids (HAA5) MCL Yes No .0615 MG/L 0.060 mg/L .06 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .0815 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .0815 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .0815 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule

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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