DOT MHP

California - Community Water System - PWSID: CO0119501

System Information

PWSIDCO0119501
System NameDOT MHP
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedJan 24, 1981
Last ReportedFeb 23, 2026

Location & Contact

StateCalifornia
CityIRVINE
ZIP Code92602
Address-
OrganizationWONG, MAY
Phone206-900-4599

Population & Service

Population Served229
Service Connections96

Drinking Water Violations (48)

This water system has 48 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, 2022 Sep 30, 2022 MR No Yes - 4.0 mg/L - Resolved Aug 30, 2022 -
Jul 1, 2022 Sep 30, 2022 MR No Yes - 4.0 mg/L - Resolved Aug 30, 2022 -
Jul 1, 2022 Sep 30, 2022 MR No Yes - 4.0 mg/L - Resolved Aug 30, 2022 -
Jul 1, 2022 - RPT No No - - - Resolved Aug 30, 2022 -
Jul 1, 2022 - RPT No No - - - Resolved Aug 30, 2022 -
Jul 1, 2022 - RPT No No - - - Resolved Aug 30, 2022 -
Nov 1, 2015 Nov 30, 2015 MCL Yes No - 5% of samples - Resolved Nov 30, 2015 -
Nov 1, 2015 Nov 30, 2015 MCL Yes No - 5% of samples - Resolved Nov 30, 2015 -
Nov 1, 2015 Nov 30, 2015 MCL Yes No - 5% of samples - Resolved Nov 30, 2015 -
Nov 1, 2015 Nov 30, 2015 MCL Yes No - 5% of samples - Resolved Nov 30, 2015 -
Sep 1, 2015 - MR No Yes - - - Resolved Dec 10, 2015 -
Sep 1, 2015 - MR No Yes - - - Resolved Dec 10, 2015 -
Sep 1, 2015 - MR No Yes - - - Resolved Dec 10, 2015 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 10 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 10 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 10 mg/L - Resolved Dec 31, 2011 -
Mar 1, 2010 Mar 31, 2010 MR No No - 5% of samples - Resolved Mar 31, 2010 -
Mar 1, 2010 Mar 31, 2010 MR No No - 5% of samples - Resolved Mar 31, 2010 -
Mar 1, 2010 Mar 31, 2010 MR No No - 5% of samples - Resolved Mar 31, 2010 -
Mar 1, 2010 Mar 31, 2010 MR No No - 5% of samples - Resolved Mar 31, 2010 -
Jan 1, 2010 Mar 31, 2010 MR No Yes - 4.0 mg/L - Resolved Mar 31, 2010 -
Jan 1, 2010 Mar 31, 2010 MR No Yes - 4.0 mg/L - Resolved Mar 31, 2010 -
Jan 1, 2010 Mar 31, 2010 MR No Yes - 4.0 mg/L - Resolved Mar 31, 2010 -
Jan 1, 2010 Mar 31, 2010 MR No Yes - 4.0 mg/L - Resolved Mar 31, 2010 -
Oct 1, 2004 - MR No No - TT - Resolved Feb 1, 2007 -
Oct 1, 2004 - MR No No - TT - Resolved Feb 1, 2007 -
Oct 1, 2004 - MR No No - TT - Resolved Feb 1, 2007 -
Jun 1, 2004 Jun 30, 2004 MCL Yes No - 5% of samples - Resolved Jun 30, 2004 -
Jun 1, 2004 Jun 30, 2004 MCL Yes No - 5% of samples - Resolved Jun 30, 2004 -
Jun 1, 2004 Jun 30, 2004 MCL Yes No - 5% of samples - Resolved Jun 30, 2004 -
Jun 1, 2004 Jun 30, 2004 MCL Yes No - 5% of samples - Resolved Jun 30, 2004 -
Jun 1, 2004 Jun 30, 2004 MCL Yes No - 5% of samples - Resolved Jun 30, 2004 -
Sep 1, 1996 Sep 30, 1996 MR No No - 5% of samples - Resolved Sep 30, 1996 -
Sep 1, 1996 Sep 30, 1996 MR No No - 5% of samples - Resolved Sep 30, 1996 -
Sep 1, 1996 Sep 30, 1996 MR No No - 5% of samples - Resolved Sep 30, 1996 -
Oct 1, 1992 Oct 31, 1992 MR No No - 5% of samples - Resolved Oct 31, 1992 -
Oct 1, 1992 Oct 31, 1992 MR No No - 5% of samples - Resolved Oct 31, 1992 -
Oct 1, 1992 Oct 31, 1992 MR No No - 5% of samples - Resolved Oct 31, 1992 -
Jul 1, 1991 Jul 31, 1991 MR No Yes - 5% of samples - Archived Jul 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.075 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.005 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.005 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.2 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.007 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.005 mg/L - Archived Mar 31, 1991 -
Jan 1, 1991 Mar 31, 1991 MR No Yes - 0.005 mg/L - Archived Mar 31, 1991 -
- - - 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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