Eastsound, WA · San Juan County

CAYOU VALLEY HOMEOWNERS ASSOC 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): WA5311860
System type: Community Water System
Population served: 31
Service connections: 21
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – September 29, 2023
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Benzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Toluene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Styrene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2015 – September 15, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2014 – December 31, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2013 – October 22, 2013
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
November 1, 2006 – November 30, 2006
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1998 – October 31, 1998
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1997 – November 30, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1997 – October 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1997 – July 31, 1997
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, 2023 – September 29, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Benzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Toluene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Styrene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
July 1, 2015 – September 15, 2015	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2013 – October 22, 2013	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2007 – December 31, 2007	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
November 1, 2006 – November 30, 2006	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
October 1, 1998 – October 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1997 – November 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 1997 – October 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1997 – July 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

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

Enforcement actions

September 29, 2023State Compliance achieved1 linked violation
September 15, 2015State Compliance achieved1 linked violation
August 16, 2015State Compliance achieved1 linked violation
August 16, 2015State Compliance achieved1 linked violation
October 22, 2013State Compliance achieved1 linked violation
November 1, 2011State Compliance achieved1 linked violation
December 31, 2007State Compliance achieved9 linked violations
April 29, 2007State Compliance achieved6 linked violations

Contact

CAYOU VALLEY HOMEOWNERS ASSOC

Phone not on record

Eastsound, WA 98245