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Consumer Safety

Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

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USN SAN CLEMENTE ISLAND

California - Non-Transient Non-Community - PWSID: CA3710707

System Information

PWSIDCA3710707
System NameUSN SAN CLEMENTE ISLAND
System TypeNon-Transient Non-Community
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJan 6, 1994
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CitySAN DIEGO
ZIP Code92135-7088
AddressNaval Base Coronado PWO, Building #3
OrganizationBODEL, ANNE
Phone619-545-1130

Population & Service

Population Served800
Service Connections221

Drinking Water Violations (61)

This water system has 61 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
Jun 1, 2025 Jun 30, 2025 MON No No - - - Archived Jun 30, 2025 -
Mar 1, 2025 Mar 31, 2025 MON No No - - - Archived Mar 31, 2025 -
Feb 1, 2025 Feb 28, 2025 TT Yes No - - - Archived Feb 28, 2025 -
Jan 1, 2025 Mar 31, 2025 MCL Yes No 70 UG/L 0.060 mg/L 60 Archived Mar 31, 2025 -
Nov 1, 2024 Nov 30, 2024 TT Yes No - - - Archived Nov 30, 2024 -
Oct 1, 2024 Dec 31, 2024 MCL Yes No 73 UG/L 0.060 mg/L 60 Archived Dec 31, 2024 -
Sep 1, 2024 Sep 30, 2024 TT Yes No - - - Archived Sep 30, 2024 -
Jul 1, 2024 Sep 30, 2024 MCL Yes No 70 UG/L 0.060 mg/L 60 Archived Sep 30, 2024 -
Apr 1, 2024 Apr 30, 2024 TT Yes No - - - Archived Apr 30, 2024 -
Apr 1, 2024 Jun 30, 2024 MCL Yes No .0709 MG/L 0.060 mg/L .06 Archived Jun 30, 2024 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No .8 MG/L 0.080 mg/L - Resolved Mar 31, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No .8 MG/L 0.080 mg/L - Resolved Mar 31, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No .8 MG/L 0.080 mg/L - Resolved Mar 31, 2014 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Sep 30, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Sep 30, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Sep 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No .088 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No .088 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No .088 MG/L 0.080 mg/L .08 Resolved Jun 30, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No .098 MG/L 0.080 mg/L .08 Resolved Mar 31, 2013 -
Oct 1, 2012 Mar 8, 2013 Other No No - - - Archived Mar 8, 2013 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .14 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .14 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .14 MG/L 0.080 mg/L .08 Resolved Dec 31, 2012 -
Aug 1, 2011 Aug 31, 2011 MR No No - 5% of samples - Resolved Aug 31, 2011 -
Aug 1, 2011 Aug 31, 2011 MR No No - 5% of samples - Resolved Aug 31, 2011 -
Aug 1, 2011 Aug 31, 2011 MR No No - 5% of samples - Resolved Aug 31, 2011 -
Jul 1, 2009 Sep 30, 2009 MCL Yes No .0855 MG/L 0.080 mg/L .08 Resolved Sep 30, 2009 -
Jul 1, 2009 Sep 30, 2009 MCL Yes No .0855 MG/L 0.080 mg/L .08 Resolved Sep 30, 2009 -
Apr 1, 2009 Jun 30, 2009 MCL Yes No .0926 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 -
Apr 1, 2009 Jun 30, 2009 MCL Yes No .0926 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 -
Jan 1, 2009 Mar 31, 2009 MCL Yes No .0922 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 -
Jan 1, 2009 Mar 31, 2009 MCL Yes No .0922 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 -
Oct 1, 2008 Dec 31, 2008 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Dec 31, 2008 -
Oct 1, 2008 Dec 31, 2008 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Dec 31, 2008 -
Jan 1, 2008 Mar 31, 2008 MCL Yes No .0861 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 -
Jan 1, 2008 Mar 31, 2008 MCL Yes No .0861 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 -
Jul 1, 2006 Sep 30, 2006 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 -
Jul 1, 2006 Sep 30, 2006 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 -
Jul 1, 2006 Sep 30, 2006 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 -
Jul 1, 2006 Sep 30, 2006 MCL Yes No .0927 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No .0988 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No .0988 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No .0988 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No .0988 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 -

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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