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TRITON HEAD ASSN

Washington — Community Water System — PWSID: WA5389450

System Information

PWSIDWA5389450
System NameTRITON HEAD ASSN
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityLilliwaup
ZIP Code98555
Address291 N Webster Lane
OrganizationTRITON HEAD ASSN
Phone—

Population & Service

Population Served176
Service Connections73

Drinking Water Violations (31)

This water system has 31 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, 2019 — Lead and Copper Rule MR No No — TT — Resolved Aug 2, 2022 Lead and Copper Rule
Jul 1, 2006 Jul 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jul 31, 2006 Total Coliform Rule
Jun 1, 2006 Jun 30, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jun 30, 2006 Total Coliform Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Jan 1, 2006 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2006 Lead and Copper Rule
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 2005 Total Coliform Rule
Feb 1, 2005 Feb 28, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Feb 28, 2005 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Jan 31, 2005 Total Coliform Rule
Apr 1, 1996 Apr 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1996 Total Coliform Rule
Apr 1, 1993 Apr 30, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Apr 30, 1993 Total Coliform Rule
Jan 1, 1993 Jan 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jan 31, 1993 Total Coliform Rule
Sep 1, 1992 Sep 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1992 Total Coliform Rule
Sep 1, 1992 Sep 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1992 Total Coliform Rule
Sep 1, 1992 Sep 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1992 Total Coliform Rule
Oct 1, 1979 Oct 31, 1979 Mercury MR No No — 0.002 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Chromium MR No No — 0.1 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Fluoride MR No No — 4.0 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Selenium MR No No — 0.05 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Nitrate MR No No — 10 mg/L — Archived Oct 31, 1979 Nitrate Rule
Oct 1, 1979 Oct 31, 1979 Arsenic MR No No — 0.010 mg/L — Archived Oct 31, 1979 Arsenic Rule
Oct 1, 1979 Oct 31, 1979 Gross Alpha, Excl. Radon and U MR No No — 15 pCi/L — Archived Oct 31, 1979 Radionuclides and Revised Rad Rule
Oct 1, 1979 Oct 31, 1979 Barium MR No No — 2 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Cadmium MR No No — 0.005 mg/L — Archived Oct 31, 1979 Inorganic Chemicals

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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