SHIRONA WATER SYSTEM

Washington - Community Water System - PWSID: WA5378373

System Information

PWSIDWA5378373
System NameSHIRONA WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedMar 26, 2026

Location & Contact

StateWashington
CityCoupeville
ZIP Code98239
Address102 SW Terry Rd
OrganizationSHIRONA WATER SYSTEM
Phone-

Population & Service

Population Served243
Service Connections102

Drinking Water Violations (42)

This water system has 42 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
Oct 1, 2025 Dec 31, 2025 MCL Yes No 89.98 UG/L 0.080 mg/L - Archived Dec 31, 2025 -
Jul 1, 2025 - Other No No - - - Resolved Oct 6, 2025 -
Jul 1, 2023 - Other No No - - - Resolved Jul 1, 2024 -
Jan 1, 2021 Dec 31, 2023 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2023 -
Jan 1, 2021 Dec 31, 2023 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2023 -
Jan 1, 2020 Dec 31, 2022 MR No Yes - 0.080 mg/L - Resolved Dec 31, 2022 -
Jan 1, 2020 Dec 31, 2022 MR No Yes - 0.060 mg/L - Resolved Dec 31, 2022 -
Apr 1, 2004 Apr 30, 2004 MR No No - 5% of samples - Archived Apr 30, 2004 -
Oct 19, 1999 Dec 31, 1999 Other No Yes - - - Resolved Dec 31, 1999 -
Jan 1, 1999 Jan 1, 2000 MR No No - TT - Resolved Jan 1, 2000 -
May 1, 1998 May 31, 1998 MCL Yes No - 5% of samples - Archived May 31, 1998 -
May 1, 1998 May 31, 1998 MCL Yes No - 5% of samples - Archived May 31, 1998 -
May 1, 1998 May 31, 1998 MCL Yes No - 5% of samples - Archived May 31, 1998 -
Feb 1, 1998 Feb 28, 1998 MCL Yes No - 5% of samples - Archived Feb 28, 1998 -
Feb 1, 1998 Feb 28, 1998 MCL Yes No - 5% of samples - Archived Feb 28, 1998 -
Feb 1, 1998 Feb 28, 1998 MCL Yes No - 5% of samples - Archived Feb 28, 1998 -
Sep 1, 1994 Sep 30, 1994 MCL Yes No - 5% of samples - Archived Sep 30, 1994 -
Jan 1, 1994 Jan 31, 1994 MCL Yes No - 5% of samples - Archived Jan 31, 1994 -
Nov 1, 1992 Nov 30, 1992 MR No Yes - 5% of samples - Archived Nov 30, 1992 -
Oct 1, 1992 Oct 31, 1992 MR No No - 5% of samples - Archived Oct 31, 1992 -
Oct 1, 1992 Oct 31, 1992 MCL Yes No - 5% of samples - Archived Oct 31, 1992 -
Sep 1, 1992 Sep 30, 1992 MCL Yes No - 5% of samples - Archived Sep 30, 1992 -
Sep 1, 1992 Sep 30, 1992 MCL Yes No - 5% of samples - Archived Sep 30, 1992 -
Sep 1, 1992 Sep 30, 1992 MCL Yes No - 5% of samples - Archived Sep 30, 1992 -
May 1, 1992 May 31, 1992 MR No No - 5% of samples - Archived May 31, 1992 -
Apr 1, 1992 Apr 30, 1992 MR No Yes - 5% of samples - Archived Apr 30, 1992 -
Feb 1, 1992 Feb 29, 1992 MR No Yes - 5% of samples - Archived Feb 29, 1992 -
Jan 1, 1992 Jan 31, 1992 MCL Yes No - 5% of samples - Archived Jan 31, 1992 -
Jan 1, 1992 Jan 31, 1992 MCL Yes No - 5% of samples - Archived Jan 31, 1992 -
Jan 1, 1992 Jan 31, 1992 MCL Yes No - 5% of samples - Archived Jan 31, 1992 -
Dec 1, 1991 Dec 31, 1991 MR No No - 5% of samples - Archived Dec 31, 1991 -
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 - 2 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 - 0.002 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 - 0.05 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 - 0.010 mg/L - Archived Oct 31, 1979 -
- - - 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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