UNIONTOWN WATER WORKS

Washington - Community Water System - PWSID: WA5390400

System Information

PWSIDWA5390400
System NameUNIONTOWN WATER WORKS
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
CityUniontown
ZIP Code99179
AddressPO Box 87
OrganizationUNIONTOWN WATER WORKS
Phone-

Population & Service

Population Served366
Service Connections220

Drinking Water Violations (75)

This water system has 75 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 - 10 mg/L - Archived Dec 31, 2025 -
Jul 1, 2016 - Other No No - - - Resolved Oct 26, 2016 -
Jan 1, 2016 Dec 31, 2016 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2016 -
Dec 1, 2014 Dec 31, 2014 MR No No - 5% of samples - Resolved Dec 31, 2014 -
Jul 1, 2014 - Other No No - - - Resolved Oct 23, 2014 -
Jan 1, 2014 Jan 31, 2014 MR No No - 5% of samples - Resolved Jan 31, 2014 -
Jul 1, 2013 - Other No No - - - Resolved Oct 11, 2013 -
Apr 1, 2008 Jun 30, 2008 MR No Yes - 0.02 mg/L - Archived Jun 30, 2008 -
Oct 1, 2007 Dec 31, 2007 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2007 -
Oct 1, 2007 Dec 31, 2007 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2007 -
Oct 1, 2007 Dec 31, 2007 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2007 -
Oct 1, 2007 Dec 31, 2007 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2007 -
Oct 1, 2007 Dec 31, 2007 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MCL Yes No 10.8 MG/L 10 mg/L - Resolved Mar 31, 2007 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Apr 1, 2006 Jun 30, 2006 MCL Yes No 15.2 MG/L 10 mg/L - Resolved Jun 30, 2006 -
Jan 1, 2006 Mar 31, 2006 MCL Yes No 12 MG/L 10 mg/L - Resolved Mar 31, 2006 -
Jan 1, 2006 Mar 31, 2006 MCL Yes No 12 MG/L 10 mg/L - Resolved Mar 31, 2006 -
Dec 1, 2005 Dec 31, 2005 MR No No - 5% of samples - Archived Dec 31, 2005 -
Oct 1, 2005 Dec 31, 2005 MCL Yes No 10.7 MG/L 10 mg/L - Resolved Dec 31, 2005 -
Oct 1, 2005 Dec 31, 2005 MCL Yes No 10.7 MG/L 10 mg/L - Resolved Dec 31, 2005 -
Oct 1, 2005 Dec 31, 2005 MCL Yes No 10.7 MG/L 10 mg/L - Resolved Dec 31, 2005 -
Jul 1, 2005 Sep 30, 2005 MCL Yes No 11.7 MG/L 10 mg/L - Resolved Sep 30, 2005 -
Jul 1, 2005 Sep 30, 2005 MCL Yes No 11.7 MG/L 10 mg/L - Resolved Sep 30, 2005 -
Jul 1, 2005 Sep 30, 2005 MCL Yes No 10.2 MG/L 10 mg/L - Archived Sep 30, 2005 -
Jul 1, 2005 Sep 30, 2005 MCL Yes No 11.7 MG/L 10 mg/L - Resolved Sep 30, 2005 -
Apr 1, 2005 Jun 30, 2005 MCL Yes No 10.2 MG/L 10 mg/L - Archived Jun 30, 2005 -
Apr 1, 2005 Jun 30, 2005 MCL Yes No 10.9 MG/L 10 mg/L - Resolved Jun 30, 2005 -
Apr 1, 2005 Jun 30, 2005 MCL Yes No 10.5 MG/L 10 mg/L - Archived Jun 30, 2005 -
Apr 1, 2005 Jun 30, 2005 MCL Yes No 10.9 MG/L 10 mg/L - Resolved Jun 30, 2005 -
Apr 1, 2005 Jun 30, 2005 MCL Yes No 10.9 MG/L 10 mg/L - Resolved Jun 30, 2005 -
Jan 1, 2005 Mar 31, 2005 MCL Yes No 10.1 MG/L 10 mg/L - Archived Mar 31, 2005 -
Jan 1, 2005 Mar 31, 2005 MCL Yes No 10.8 MG/L 10 mg/L - Archived Mar 31, 2005 -
Jan 1, 2005 Mar 31, 2005 MCL Yes No 10.01 MG/L 10 mg/L - Resolved Mar 31, 2005 -
Jan 1, 2005 Mar 31, 2005 MCL Yes No 10.01 MG/L 10 mg/L - Resolved Mar 31, 2005 -

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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