Coupeville, WA · Island County

SUNSET DEVELOPMENT COMM CLUB 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): WA5386075
System type: Community Water System
Population served: 92
Service connections: 34
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2024 – December 31, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – July 2, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2023 – December 31, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2023 – October 31, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2023 – September 30, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2022 – April 30, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2020 – December 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2018 – December 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2018 – December 31, 2020
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – June 17, 2017
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2006 – January 31, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2005 – December 31, 2005
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2004 – December 31, 2004
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2000 – December 31, 2000
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1999 – March 31, 1999
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1998 – August 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1994 – April 30, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1993 – October 31, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1993 – September 30, 1993
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1993 – August 31, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1993 – January 31, 1993
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
November 1, 1992 – November 30, 1992
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1992 – November 30, 1992
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 1992 – October 31, 1992
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
September 1, 1992 – September 30, 1992
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1992 – July 31, 1992
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
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
—
Fluoride
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
—
Arsenic
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)

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2024 – December 31, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2024 – July 2, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
December 1, 2023 – December 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2023 – October 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2023 – September 30, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2022 – April 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2018 – December 31, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2018 – December 31, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2014 – June 17, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2006 – January 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2005 – December 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2004 – December 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 2000 – December 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
March 1, 1999 – March 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 1998 – August 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 1994 – April 30, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1993 – October 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 1993 – September 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 1993 – August 31, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
January 1, 1993 – January 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1992 – November 30, 1992	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
November 1, 1992 – November 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1992 – October 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
September 1, 1992 – September 30, 1992	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1992 – July 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Barium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Cadmium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Chromium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Fluoride	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Mercury	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Nitrate	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Selenium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Arsenic	—	Archived

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

Enforcement actions

July 2, 2025State Compliance achieved1 linked violation
January 16, 2025State Compliance achieved1 linked violation
January 29, 2024State Compliance achieved1 linked violation
November 8, 2023State Compliance achieved2 linked violations
May 3, 2022State Compliance achieved1 linked violation
September 7, 2021State Compliance achieved1 linked violation
September 7, 2021State Compliance achieved1 linked violation
July 1, 2021State Compliance achieved1 linked violation
June 17, 2017State Compliance achieved1 linked violation
January 31, 1993State Violation/Reminder Notice4 linked violations
December 31, 1992State Violation/Reminder Notice2 linked violations
November 30, 1992State Violation/Reminder Notice2 linked violations
September 30, 1992State Violation/Reminder Notice1 linked violation
July 31, 1992State Violation/Reminder Notice2 linked violations
June 30, 1992State Violation/Reminder Notice1 linked violation

Contact

SUNSET DEVELOPMENT COMM CLUB

Phone not on record

Coupeville, WA 98239