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DOSEWALLIPS STATE PARK

Washington — Transient Non-Community — PWSID: WA53SP215

System Information

PWSIDWA53SP215
System NameDOSEWALLIPS STATE PARK
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeState
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1983
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CitySequim
ZIP Code98382
Address269035 US Highway 101
OrganizationDOSEWALLIPS STATE PARK
Phone—

Population & Service

Population Served2,941
Service Connections95

Drinking Water Violations (27)

This water system has 27 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
Feb 1, 2025 Feb 28, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MON No No — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jul 1, 2020 Jul 31, 2020 Revised Total Coliform Rule MON No No — — — Resolved Jul 31, 2020 Revised Total Coliform Rule
May 1, 2017 May 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2017 Revised Total Coliform Rule
May 1, 2004 May 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived May 31, 2004 Total Coliform Rule
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MR No Yes — 5% of samples — Archived Feb 28, 1999 Total Coliform Rule
Apr 1, 1998 Apr 30, 1998 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1998 Total Coliform Rule
Nov 1, 1997 Nov 30, 1997 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 1997 Total Coliform Rule
Nov 1, 1997 Nov 30, 1997 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 1997 Total Coliform Rule
Nov 1, 1997 Nov 30, 1997 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 1997 Total Coliform Rule
Jan 1, 1997 Jan 31, 1997 Coliform (TCR) MR No Yes — 5% of samples — Archived Jan 31, 1997 Total Coliform Rule
Nov 1, 1996 Nov 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 30, 1996 Total Coliform Rule
Oct 1, 1996 Oct 31, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Oct 31, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Sep 30, 1996 Total Coliform Rule
May 1, 1996 May 31, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived May 31, 1996 Total Coliform Rule
Dec 1, 1995 Dec 31, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Dec 31, 1995 Total Coliform Rule
Nov 1, 1995 Nov 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 1995 Total Coliform Rule
Oct 1, 1995 Oct 31, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Oct 31, 1995 Total Coliform Rule
Jul 1, 1995 Jul 31, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1995 Total Coliform Rule
Oct 19, 1994 Nov 18, 1994 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 18, 1994 Total Coliform Rule
Dec 1, 1993 Dec 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Dec 31, 1993 Total Coliform Rule
Sep 1, 1993 Sep 30, 1993 Coliform (TCR) MR No Yes — 5% of samples — Archived Sep 30, 1993 Total Coliform Rule
Apr 1, 1993 Apr 30, 1993 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1993 Total Coliform Rule
Jan 1, 1993 Jan 31, 1993 Coliform (TCR) MR No Yes — 5% of samples — Archived Jan 31, 1993 Total Coliform Rule
Nov 1, 1991 Nov 30, 1991 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 30, 1991 Total Coliform Rule

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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