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DARR WATER CO

California - Non-Transient Non-Community - PWSID: CA3601013

System Information

PWSIDCA3601013
System NameDARR WATER CO
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJan 21, 1984
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CityBORON
ZIP Code93516
Address40716 HIGHWAY 395
OrganizationDARR, DENNIS
Phone760-762-6759

Population & Service

Population Served543
Service Connections4

Drinking Water Violations (45)

This water system has 45 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, 2025 Dec 31, 2025 MR No Yes - 0.060 mg/L - Archived Dec 31, 2025 -
Jan 1, 2025 Dec 31, 2025 MR No Yes - 0.080 mg/L - Archived Dec 31, 2025 -
Jan 1, 2024 Dec 31, 2024 MR No Yes - 10 mg/L - Archived Dec 31, 2024 -
Oct 1, 2023 - MR No No - TT - Addressed - -
Jan 1, 2023 Dec 31, 2023 MR No Yes - 10 mg/L - Resolved Dec 31, 2023 -
Jan 1, 2023 Dec 31, 2023 MR No Yes - 10 mg/L - Resolved Dec 31, 2023 -
Jan 1, 2022 Dec 31, 2024 MR No Yes - 1 mg/L - Archived Dec 31, 2024 -
Jan 1, 2022 Dec 31, 2022 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2022 -
Jan 1, 2022 Dec 31, 2022 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2022 -
Jan 1, 2022 Dec 31, 2022 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2022 -
Jan 1, 2022 Dec 31, 2022 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2022 -
Jan 1, 2021 Dec 31, 2023 MR No Yes - 1 mg/L - Resolved Dec 31, 2023 -
Jan 1, 2021 Dec 31, 2023 MR No Yes - 1 mg/L - Resolved Dec 31, 2023 -
Nov 1, 2020 Nov 30, 2020 MON No Yes - - - Resolved Nov 30, 2020 -
Nov 1, 2020 Nov 30, 2020 MON No Yes - - - Resolved Nov 30, 2020 -
Oct 1, 2020 Oct 31, 2020 MON No Yes - - - Resolved Oct 31, 2020 -
Oct 1, 2020 Oct 31, 2020 MON No Yes - - - Resolved Oct 31, 2020 -
Apr 1, 2015 Jun 30, 2015 MCL Yes No 30 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 -
Apr 1, 2015 Jun 30, 2015 MCL Yes No 30 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 -
Jan 1, 2015 Mar 31, 2015 MCL Yes No 35 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 -
Jan 1, 2015 Mar 31, 2015 MCL Yes No 35 MG/L 0.010 mg/L .01 Resolved Mar 31, 2015 -
Oct 1, 2014 Dec 31, 2014 MCL Yes No 36 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 -
Oct 1, 2014 Dec 31, 2014 MCL Yes No 36 MG/L 0.010 mg/L .01 Resolved Dec 31, 2014 -
Jul 1, 2014 Sep 30, 2014 MCL Yes No 37 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 -
Jul 1, 2014 Sep 30, 2014 MCL Yes No 37 MG/L 0.010 mg/L .01 Resolved Sep 30, 2014 -
Apr 1, 2014 Jun 30, 2014 MR No Yes - 0.010 mg/L - Resolved Jun 30, 2014 -
Apr 1, 2014 Jun 30, 2014 MR No Yes - 0.010 mg/L - Resolved Jun 30, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No 40.25 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No 40.25 MG/L 0.010 mg/L .01 Resolved Mar 31, 2014 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No 38.75 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No 38.75 MG/L 0.010 mg/L .01 Resolved Dec 31, 2013 -
Jul 1, 2013 Sep 30, 2013 MR No No - 0.010 mg/L - Resolved Sep 30, 2013 -
Jul 1, 2013 Sep 30, 2013 MR No No - 0.010 mg/L - Resolved Sep 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No 38.5 MG/L 0.010 mg/L .01 Resolved Jun 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No 38.5 MG/L 0.010 mg/L .01 Resolved Jun 30, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No 39.25 MG/L 0.010 mg/L .01 Resolved Mar 31, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No 39.25 MG/L 0.010 mg/L .01 Resolved Mar 31, 2013 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No 39 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No 39 MG/L 0.010 mg/L .01 Resolved Dec 31, 2012 -
Jul 1, 2012 Sep 30, 2012 MCL Yes No 36.8 MG/L 0.010 mg/L .01 Resolved Sep 30, 2012 -
Jul 1, 2012 Sep 30, 2012 MCL Yes No 36.8 MG/L 0.010 mg/L .01 Resolved Sep 30, 2012 -
Apr 1, 2012 Jun 30, 2012 MCL Yes No 39 MG/L 0.010 mg/L .01 Resolved Jun 30, 2012 -
Apr 1, 2012 Jun 30, 2012 MCL Yes No 39 MG/L 0.010 mg/L .01 Resolved Jun 30, 2012 -
Jan 1, 2012 Mar 31, 2012 MCL Yes No 37 MG/L 0.010 mg/L .01 Resolved Mar 31, 2012 -
Jan 1, 2012 Mar 31, 2012 MCL Yes No 37 MG/L 0.010 mg/L .01 Resolved Mar 31, 2012 -

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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