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CAILLIER WATER SYSTEM

California — Non-Transient Non-Community — PWSID: CA3600062

System Information

PWSIDCA3600062
System NameCAILLIER WATER SYSTEM
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedNov 17, 2025

Location & Contact

StateCalifornia
CityBORON
ZIP Code93516
Address25831 CHERRY HILL DR
OrganizationCAILLIER, KAREN
Phone760-762-6692

Population & Service

Population Served1,008
Service Connections6

Drinking Water Violations (66)

This water system has 66 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
Oct 1, 2019 Dec 31, 2019 Arsenic MCL Yes No 45.48 UG/L 0.010 mg/L 10 Resolved Dec 31, 2019 Arsenic Rule
Oct 1, 2019 Dec 31, 2019 Arsenic MCL Yes No 45.48 UG/L 0.010 mg/L 10 Resolved Dec 31, 2019 Arsenic Rule
Jul 1, 2019 Sep 30, 2019 Arsenic MCL Yes No 41.7 UG/L 0.010 mg/L 10 Resolved Sep 30, 2019 Arsenic Rule
Jul 1, 2019 Sep 30, 2019 Arsenic MCL Yes No 41.7 UG/L 0.010 mg/L 10 Resolved Sep 30, 2019 Arsenic Rule
Apr 1, 2019 Jun 30, 2019 Arsenic MCL Yes No 60 UG/L 0.010 mg/L 10 Resolved Jun 30, 2019 Arsenic Rule
Apr 1, 2019 Jun 30, 2019 Arsenic MCL Yes No 60 UG/L 0.010 mg/L 10 Resolved Jun 30, 2019 Arsenic Rule
Jan 1, 2019 Mar 31, 2019 Arsenic MCL Yes No 36.98 UG/L 0.010 mg/L 10 Resolved Mar 31, 2019 Arsenic Rule
Jan 1, 2019 Mar 31, 2019 Arsenic MCL Yes No 36.98 UG/L 0.010 mg/L 10 Resolved Mar 31, 2019 Arsenic Rule
Oct 1, 2018 Dec 31, 2018 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Dec 31, 2018 Arsenic Rule
Oct 1, 2018 Dec 31, 2018 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Dec 31, 2018 Arsenic Rule
Jul 1, 2018 Sep 30, 2018 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Sep 30, 2018 Arsenic Rule
Jul 1, 2018 Sep 30, 2018 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Sep 30, 2018 Arsenic Rule
Apr 1, 2018 Jun 30, 2018 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Jun 30, 2018 Arsenic Rule
Apr 1, 2018 Jun 30, 2018 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Jun 30, 2018 Arsenic Rule
Jan 1, 2018 Mar 31, 2018 Arsenic MCL Yes No 44 UG/L 0.010 mg/L 10 Resolved Mar 31, 2018 Arsenic Rule
Jan 1, 2018 Mar 31, 2018 Arsenic MCL Yes No 44 UG/L 0.010 mg/L 10 Resolved Mar 31, 2018 Arsenic Rule
Oct 1, 2017 Dec 31, 2017 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Dec 31, 2017 Arsenic Rule
Oct 1, 2017 Dec 31, 2017 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Dec 31, 2017 Arsenic Rule
Jul 1, 2017 Sep 30, 2017 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Sep 30, 2017 Arsenic Rule
Jul 1, 2017 Sep 30, 2017 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Sep 30, 2017 Arsenic Rule
Apr 1, 2017 Jun 30, 2017 Arsenic MCL Yes No 45.5 UG/L 0.010 mg/L 10 Resolved Jun 30, 2017 Arsenic Rule
Apr 1, 2017 Jun 30, 2017 Arsenic MCL Yes No 45.5 UG/L 0.010 mg/L 10 Resolved Jun 30, 2017 Arsenic Rule
Jan 1, 2017 Mar 31, 2017 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2017 Arsenic Rule
Jan 1, 2017 Mar 31, 2017 Arsenic MCL Yes No 45.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2017 Arsenic Rule
Oct 1, 2016 Dec 31, 2016 Arsenic MCL Yes No 45.25 UG/L 0.010 mg/L 10 Resolved Dec 31, 2016 Arsenic Rule
Oct 1, 2016 Dec 31, 2016 Arsenic MCL Yes No 45.25 UG/L 0.010 mg/L 10 Resolved Dec 31, 2016 Arsenic Rule
Jul 1, 2016 Sep 30, 2016 Arsenic MCL Yes No 46.5 UG/L 0.010 mg/L 10 Resolved Sep 30, 2016 Arsenic Rule
Jul 1, 2016 Sep 30, 2016 Arsenic MCL Yes No 46.5 UG/L 0.010 mg/L 10 Resolved Sep 30, 2016 Arsenic Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No 48 UG/L 0.010 mg/L 10 Resolved Jun 30, 2016 Arsenic Rule
Apr 1, 2016 Jun 30, 2016 Arsenic MCL Yes No 48 UG/L 0.010 mg/L 10 Resolved Jun 30, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No 49.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2016 Arsenic Rule
Jan 1, 2016 Mar 31, 2016 Arsenic MCL Yes No 49.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2016 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Dec 31, 2015 Arsenic Rule
Oct 1, 2015 Dec 31, 2015 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Dec 31, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No 39 UG/L 0.010 mg/L 10 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No 39 UG/L 0.010 mg/L 10 Resolved Sep 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No 43 UG/L 0.010 mg/L 10 Resolved Jun 30, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No 46 UG/L 0.010 mg/L 10 Resolved Mar 31, 2015 Arsenic Rule
Jan 1, 2015 Mar 31, 2015 Arsenic MCL Yes No 46 UG/L 0.010 mg/L 10 Resolved Mar 31, 2015 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No 24 UG/L 0.010 mg/L 10 Resolved Sep 30, 2014 Arsenic Rule
Jul 1, 2014 Sep 30, 2014 Arsenic MCL Yes No 24 UG/L 0.010 mg/L 10 Resolved Sep 30, 2014 Arsenic Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No 42 UG/L 0.010 mg/L 10 Resolved Jun 30, 2014 Arsenic Rule
Apr 1, 2014 Jun 30, 2014 Arsenic MCL Yes No 42 UG/L 0.010 mg/L 10 Resolved Jun 30, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No 50.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2014 Arsenic Rule
Jan 1, 2014 Mar 31, 2014 Arsenic MCL Yes No 50.75 UG/L 0.010 mg/L 10 Resolved Mar 31, 2014 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No 73.25 UG/L 0.010 mg/L 10 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No 73.25 UG/L 0.010 mg/L 10 Resolved Dec 31, 2013 Arsenic Rule
Oct 1, 2013 Dec 31, 2013 Arsenic MCL Yes No 73.25 UG/L 0.010 mg/L 10 Resolved Dec 31, 2013 Arsenic Rule
Sep 1, 2013 Oct 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2013 Total Coliform 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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