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JEFFERSON COUNTY WATER DIST #1

Washington - Community Water System - PWSID: WA5336705

System Information

PWSIDWA5336705
System NameJEFFERSON COUNTY WATER DIST #1
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedMar 26, 2026

Location & Contact

StateWashington
CityPort Ludlow
ZIP Code98365
Address141 West Alder St
OrganizationJEFFERSON COUNTY WATER DIST #1
Phone-

Population & Service

Population Served600
Service Connections203

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
Jul 1, 2025 Sep 30, 2025 MR No Yes - 0.010 mg/L - Resolved Sep 30, 2025 -
Jan 1, 2024 Dec 31, 2024 MR No Yes - 10 mg/L - Resolved Dec 31, 2024 -
Jan 1, 2024 Dec 31, 2024 MR No Yes - 10 mg/L - Resolved Dec 31, 2024 -
Jan 1, 2024 Dec 31, 2024 MR No Yes - 10 mg/L - Resolved Dec 31, 2024 -
Jan 1, 2024 Dec 31, 2024 MR No Yes - 10 mg/L - Resolved Dec 31, 2024 -
Jul 1, 2023 - Other No No - - - Resolved Jul 19, 2024 -
Jan 1, 2022 - MR No No - TT - Resolved Aug 29, 2025 -
Jul 1, 2021 Sep 30, 2021 MR No Yes - 0.010 mg/L - Resolved Sep 30, 2021 -
Jan 1, 2020 Dec 31, 2020 MR No Yes - 10 mg/L - Resolved Dec 31, 2020 -
Jan 1, 2020 Dec 31, 2020 MR No Yes - 10 mg/L - Resolved Dec 31, 2020 -
Jan 1, 2017 Mar 31, 2017 MR No Yes - 0.010 mg/L - Resolved Mar 31, 2017 -
Jul 1, 2015 - Other No No - - - Resolved Nov 3, 2015 -
Jan 1, 2015 Dec 31, 2015 MR No Yes - 10 mg/L - Resolved Dec 31, 2015 -
Jan 1, 2015 Dec 31, 2015 MR No Yes - 10 mg/L - Resolved Dec 31, 2015 -
Jan 1, 2015 Mar 31, 2015 MCL Yes No .0112 MG/L 0.010 mg/L - Resolved Mar 31, 2015 -
Jan 1, 2015 Mar 31, 2015 MCL Yes No .0112 MG/L 0.010 mg/L - Resolved Mar 31, 2015 -
Oct 1, 2014 Dec 31, 2014 MCL Yes No .0111 MG/L 0.010 mg/L - Resolved Dec 30, 2014 -
Oct 1, 2014 Dec 31, 2014 MCL Yes No .0111 MG/L 0.010 mg/L - Resolved Dec 30, 2014 -
Jul 1, 2014 Sep 30, 2014 MCL Yes No .0113 MG/L 0.010 mg/L - Resolved Sep 30, 2014 -
Jul 1, 2014 Sep 30, 2014 MCL Yes No .0113 MG/L 0.010 mg/L - Resolved Sep 30, 2014 -
Apr 1, 2014 Jun 30, 2014 MCL Yes No .0108 MG/L 0.010 mg/L - Resolved Jun 30, 2014 -
Apr 1, 2014 Jun 30, 2014 MCL Yes No .0108 MG/L 0.010 mg/L - Resolved Jun 30, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No .0115 MG/L 0.010 mg/L - Resolved Mar 31, 2014 -
Jan 1, 2014 Mar 31, 2014 MCL Yes No .0115 MG/L 0.010 mg/L - Resolved Mar 31, 2014 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No .0114 MG/L 0.010 mg/L - Resolved Dec 31, 2013 -
Oct 1, 2013 Dec 31, 2013 MCL Yes No .0114 MG/L 0.010 mg/L - Resolved Dec 31, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .0111 MG/L 0.010 mg/L - Resolved Sep 30, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .0111 MG/L 0.010 mg/L - Resolved Sep 30, 2013 -
Jul 1, 2013 Sep 30, 2013 MCL Yes No .0111 MG/L 0.010 mg/L - Resolved Sep 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No .0114 MG/L 0.010 mg/L - Resolved Jun 30, 2013 -
Apr 1, 2013 Jun 30, 2013 MCL Yes No .0114 MG/L 0.010 mg/L - Resolved Jun 30, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Mar 31, 2013 -
Jan 1, 2013 Mar 31, 2013 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Mar 31, 2013 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Dec 31, 2012 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Dec 31, 2012 -
Oct 1, 2012 Dec 31, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Dec 31, 2012 -
Apr 1, 2012 Jun 30, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Jun 30, 2012 -
Apr 1, 2012 Jun 30, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Jun 30, 2012 -
Apr 1, 2012 Jun 30, 2012 MCL Yes No .0105 MG/L 0.010 mg/L - Resolved Jun 30, 2012 -
Jan 1, 2012 Mar 31, 2012 MCL Yes No .0113 MG/L 0.010 mg/L - Resolved Mar 31, 2012 -
Jan 1, 2012 Mar 31, 2012 MCL Yes No .0113 MG/L 0.010 mg/L - Resolved Mar 31, 2012 -
Jan 1, 2012 Mar 31, 2012 MCL Yes No .0113 MG/L 0.010 mg/L - Resolved Mar 31, 2012 -
Oct 1, 2011 Dec 31, 2011 MCL Yes No .0118 MG/L 0.010 mg/L - Resolved Dec 31, 2011 -
Oct 1, 2011 Dec 31, 2011 MCL Yes No .0118 MG/L 0.010 mg/L - Resolved Dec 31, 2011 -
Oct 1, 2011 Dec 31, 2011 MCL Yes No .0118 MG/L 0.010 mg/L - Resolved Dec 31, 2011 -
Jul 1, 2011 Sep 30, 2011 MCL Yes No .0125 MG/L 0.010 mg/L - Resolved Sep 30, 2011 -
Jul 1, 2011 Sep 30, 2011 MCL Yes No .0125 MG/L 0.010 mg/L - Resolved Sep 30, 2011 -
Jul 1, 2011 Sep 30, 2011 MCL Yes No .0125 MG/L 0.010 mg/L - Resolved Sep 30, 2011 -
Apr 1, 2011 Jun 30, 2011 MCL Yes No .0123 MG/L 0.010 mg/L - Resolved Jun 30, 2011 -
Apr 1, 2011 Jun 30, 2011 MCL Yes No .0123 MG/L 0.010 mg/L - Resolved Jun 30, 2011 -

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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