Drinking Water Compliance OS

Coupeville, WA · Island County

SUMMERLAND 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)
WA5384903
System type
Community Water System
Population served
85
Service connections
36
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2025 – September 3, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2022 – December 31, 2022

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

    Lead and Copper Rule

    January 1, 2022 – June 17, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2022 – December 31, 2022

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Arsenic

    October 1, 2018 – December 31, 2018

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Arsenic

    July 1, 2018 – September 30, 2018

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Arsenic

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2009 – March 31, 2009

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2008 – June 30, 2008

    Archived
  • Monitoring, Regular

    Diquat

    April 1, 2008 – June 30, 2008

    Archived
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2008 – June 30, 2008

    Archived
  • Monitoring, Regular

    Arsenic

    July 1, 2006 – September 30, 2006

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 2000 – August 31, 2000

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 1991 – December 31, 1991

    Archived
  • Monitoring, Regular

    Arsenic

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Barium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Cadmium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Chromium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Mercury

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Nitrate

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Selenium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Fluoride

    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

SUMMERLAND

Phone not on record

Coupeville, WA 98239