HIGHLAND ESTATES

Washington - Community Water System - PWSID: WA5332735

System Information

PWSIDWA5332735
System NameHIGHLAND ESTATES
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
ZIP Code98592-9649
Address21 E WARREN DR
OrganizationHIGHLAND ESTATES
Phone-

Population & Service

Population Served110
Service Connections44

Drinking Water Violations (20)

This water system has 20 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 1, 1998 Nov 30, 1998 MR No Yes - 5% of samples - Archived Nov 30, 1998 -
Jul 1, 1997 Jun 30, 2003 MR No No - TT - Resolved Jun 30, 2003 -
Sep 1, 1995 Sep 30, 1995 MCL Yes No - 5% of samples - Archived Sep 30, 1995 -
Jun 1, 1995 Jun 30, 1995 MR No Yes - 5% of samples - Archived Jun 30, 1995 -
Feb 1, 1995 Feb 28, 1995 MR No Yes - 5% of samples - Archived Feb 28, 1995 -
Dec 1, 1991 Dec 31, 1991 MR No Yes - 5% of samples - Archived Dec 31, 1991 -
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 - 0.010 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 - 15 pCi/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 - 0.005 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 - 4.0 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.1 mg/L - Archived Oct 31, 1979 -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - No No - - - - - -
- - - 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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