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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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UNION GAP WATER

Washington - Community Water System - PWSID: WA5390250

System Information

PWSIDWA5390250
System NameUNION GAP WATER
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
CityUnion Gap
ZIP Code98903
AddressPO BOX 3008
OrganizationUNION GAP WATER
Phone-

Population & Service

Population Served6,433
Service Connections1,981

Drinking Water Violations (26)

This water system has 26 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
Dec 1, 2017 Dec 31, 2017 MON No Yes - - - Resolved Dec 31, 2017 -
Jan 1, 2008 Dec 31, 2010 MR No Yes - - - Resolved Dec 31, 2010 -
Jan 1, 2008 Dec 31, 2010 MR No Yes - - - Resolved Dec 31, 2010 -
Jan 1, 2008 Dec 31, 2010 MR No Yes - 0.04 mg/L - Resolved Dec 31, 2010 -
Jan 1, 2008 Dec 31, 2010 MR No Yes - - - Resolved Dec 31, 2010 -
Jan 1, 2008 Dec 31, 2010 MR No Yes - 0.2 mg/L - Resolved Dec 31, 2010 -
Oct 1, 2006 Dec 31, 2006 MR No Yes - 0.02 mg/L - Resolved Dec 31, 2006 -
Jul 1, 2006 Sep 30, 2006 MR No Yes - 0.02 mg/L - Archived Sep 30, 2006 -
Feb 1, 2005 Feb 28, 2005 MCL Yes No - 5% of samples - Archived Feb 28, 2005 -
Nov 1, 2004 Nov 30, 2004 MCL Yes No - 5% of samples - Archived Nov 30, 2004 -
Jul 1, 1999 Jul 31, 1999 MCL Yes No - 5% of samples - Archived Jul 31, 1999 -
Jul 1, 1999 Jul 31, 1999 MCL Yes No - 5% of samples - Archived Jul 31, 1999 -
Jul 1, 1999 Jul 31, 1999 MCL Yes No - 5% of samples - Archived Jul 31, 1999 -
Jan 1, 1999 Jan 1, 2000 MR No No - TT - Resolved Jan 1, 2000 -
Sep 1, 1996 Sep 30, 1996 MCL Yes No - 5% of samples - Archived Sep 30, 1996 -
Jun 1, 1996 Jun 30, 1996 MCL Yes No - 5% of samples - Archived Jun 30, 1996 -
Oct 1, 1979 Oct 31, 1979 MR No No - 2 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.002 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.05 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.1 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 15 pCi/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.005 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.010 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 10 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 4.0 mg/L - Archived Oct 31, 1979 -
- - - No No - - - - - -

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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