Drinking Water Compliance OS

Coupeville, WA · Island County

HOLMES HARBOR WATER CO Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

System facts

System ID (PWSID)
WA5333870
System type
Community Water System
Population served
110
Service connections
81
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2021 – December 31, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2021 – December 31, 2023

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2008 – December 31, 2010

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2005 – December 31, 2005

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2004 – December 31, 2005

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2000 – December 31, 2000

    Archived
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    November 1, 2000 – November 30, 2000

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 2000 – October 31, 2000

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 1998 – August 31, 1998

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 1997 – December 31, 1997

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    November 1, 1997 – November 30, 1997

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1997 – October 31, 1997

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1995 – October 31, 1995

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 1994 – January 31, 1994

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 1992 – January 31, 1992

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1979 – October 31, 1979

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

HOLMES HARBOR WATER CO

Phone not on record

Coupeville, WA 98239