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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

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SAN MIGUEL WS #01

California - Community Water System - PWSID: CA2700738

System Information

PWSIDCA2700738
System NameSAN MIGUEL WS #01
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 22, 1979
Last ReportedMar 20, 2026

Location & Contact

StateCalifornia
CityROYAL OAKS
ZIP Code95076
Address17140 WILSON WAY
OrganizationHUELETT, SCOTT
Phone831-722-7076

Population & Service

Population Served100
Service Connections34

Drinking Water Violations (189)

This water system has 189 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
Nov 18, 2025 - TT Yes No - - - Addressed - -
Oct 1, 2021 - MR No No - TT - Addressed - -
Jan 1, 2020 Mar 31, 2020 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Mar 31, 2020 -
Jan 1, 2020 Mar 31, 2020 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Mar 31, 2020 -
Jan 1, 2020 Mar 31, 2020 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Mar 31, 2020 -
Oct 1, 2019 Dec 31, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Dec 31, 2019 -
Oct 1, 2019 Dec 31, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Dec 31, 2019 -
Oct 1, 2019 Dec 31, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Dec 31, 2019 -
Jul 1, 2019 Sep 30, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Sep 30, 2019 -
Jul 1, 2019 Sep 30, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Sep 30, 2019 -
Jul 1, 2019 Sep 30, 2019 MCL Yes No 27 MG/L 10 mg/L 10 Resolved Sep 30, 2019 -
Apr 1, 2019 Jun 30, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Jun 30, 2019 -
Apr 1, 2019 Jun 30, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Jun 30, 2019 -
Apr 1, 2019 Jun 30, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Jun 30, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Mar 31, 2019 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Dec 31, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No 26 MG/L 10 mg/L 10 Resolved Sep 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Jun 30, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No 24 MG/L 10 mg/L 10 Resolved Mar 31, 2018 -
Oct 1, 2017 Dec 31, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Dec 31, 2017 -
Oct 1, 2017 Dec 31, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Dec 31, 2017 -
Oct 1, 2017 Dec 31, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Dec 31, 2017 -
Jul 1, 2017 Sep 30, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Sep 30, 2017 -
Jul 1, 2017 Sep 30, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Sep 30, 2017 -
Jul 1, 2017 Sep 30, 2017 MCL Yes No 23 MG/L 10 mg/L 10 Resolved Sep 30, 2017 -
Apr 1, 2017 Jun 30, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Jun 30, 2017 -
Apr 1, 2017 Jun 30, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Jun 30, 2017 -
Apr 1, 2017 Jun 30, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Jun 30, 2017 -
Jan 1, 2017 Mar 31, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Mar 31, 2017 -
Jan 1, 2017 Mar 31, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Mar 31, 2017 -
Jan 1, 2017 Mar 31, 2017 MCL Yes No .02 MG/L 10 mg/L .01 Resolved Mar 31, 2017 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Dec 31, 2016 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Dec 31, 2016 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Dec 31, 2016 -
Jul 1, 2016 Sep 30, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Sep 30, 2016 -
Jul 1, 2016 Sep 30, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Sep 30, 2016 -
Jul 1, 2016 Sep 30, 2016 MCL Yes No 20 MG/L 10 mg/L 10 Resolved Sep 30, 2016 -
Apr 1, 2016 Jun 30, 2016 MCL Yes No 16 MG/L 10 mg/L 10 Resolved Jun 30, 2016 -
Apr 1, 2016 Jun 30, 2016 MCL Yes No 16 MG/L 10 mg/L 10 Resolved Jun 30, 2016 -
Apr 1, 2016 Jun 30, 2016 MCL Yes No 16 MG/L 10 mg/L 10 Resolved Jun 30, 2016 -

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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