Coupeville, WA · Island County

GOSS LAKE PARK COMMUNITY 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): WA5328575
System type: Community Water System
Population served: 285
Service connections: 149
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – September 30, 2025
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Arsenic
July 1, 2020 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Arsenic
April 1, 2020 – June 30, 2020
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Arsenic
January 1, 2020 – March 31, 2020
Resolved
Monitoring, Regular
—
Diquat
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Diquat
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
October 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Diquat
October 1, 2006 – December 31, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2006 – September 30, 2006
Archived
Monitoring, Regular
—
Diquat
July 1, 2006 – September 30, 2006
Archived
Monitoring, Regular
—
ETHYLENE DIBROMIDE
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
Arsenic
April 1, 2006 – June 30, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2005 – October 31, 2005
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2004 – September 30, 2004
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1996 – April 30, 1996
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1995 – August 31, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 19, 1994 – November 18, 1994
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
—
Gross Alpha, Excl. Radon and U
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
—
Mercury
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Arsenic
October 1, 1979 – October 31, 1979
Archived
Monitoring, Regular
—
Barium
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
July 1, 2025 – September 30, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Single Sample	Arsenic	Health-based	Resolved
April 1, 2020 – June 30, 2020	Maximum Contaminant Level Violation, Single Sample	Arsenic	Health-based	Resolved
January 1, 2020 – March 31, 2020	Maximum Contaminant Level Violation, Single Sample	Arsenic	Health-based	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Diquat	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
January 1, 2007 – March 31, 2007	Monitoring, Regular	Diquat	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	Diquat	—	Resolved
September 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 2006 – September 30, 2006	Monitoring, Regular	Diquat	—	Archived
July 1, 2006 – September 30, 2006	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
April 1, 2006 – June 30, 2006	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2005 – October 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
September 1, 2004 – September 30, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
April 1, 1996 – April 30, 1996	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 1995 – August 31, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 19, 1994 – November 18, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	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	Gross Alpha, Excl. Radon and U	—	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	Mercury	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Arsenic	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Barium	—	Archived

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

Enforcement actions

September 30, 2025State Compliance achieved1 linked violation
March 28, 2023State Compliance achieved1 linked violation
March 27, 2023State Compliance achieved1 linked violation
December 31, 2020State Compliance achieved3 linked violations
August 23, 2011State Compliance achieved1 linked violation
April 23, 2007State Compliance achieved56 linked violations
April 23, 2007State Compliance achieved54 linked violations

Contact

GOSS LAKE PARK COMMUNITY

Phone not on record

Coupeville, WA 98239