Oak Harbor, WA · Island County

CAMPO HACIENDA 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): WA5310992
System type: Community Water System
Population served: 123
Service connections: 60
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – October 6, 2025
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2025 – March 31, 2025
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2024 – September 30, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Arsenic
July 1, 2024 – September 30, 2024
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Arsenic
April 1, 2024 – June 30, 2024
Archived
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2021 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2021 – December 31, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – October 22, 2012
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2011 – November 7, 2011
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
LASSO
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Endrin
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Benzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Toluene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Styrene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Picloram
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Endrin
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
BHC-GAMMA
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Methoxychlor
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Toxaphene
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Simazine
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Atrazine
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
LASSO
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
Chlordane
January 1, 2002 – December 31, 2004
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2002 – December 31, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2000 – August 31, 2000
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1999 – February 28, 1999
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1997 – July 31, 1997
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)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025 – October 6, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2025 – March 31, 2025	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Single Sample	Arsenic	Health-based	Archived
April 1, 2024 – June 30, 2024	Maximum Contaminant Level Violation, Single Sample	Arsenic	Health-based	Archived
January 1, 2021 – December 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2021 – December 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2012 – October 22, 2012	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2011 – November 7, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	LASSO	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endrin	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Benzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Toluene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Styrene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dalapon	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Picloram	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Endrin	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	BHC-GAMMA	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Methoxychlor	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Toxaphene	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Simazine	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Atrazine	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	LASSO	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Heptachlor epoxide	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Chlordane	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
August 1, 2000 – August 31, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 1, 1999 – February 28, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1997 – July 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

October 6, 2025State Compliance achieved1 linked violation
September 16, 2025State Compliance achieved1 linked violation
December 13, 2024State Compliance achieved1 linked violation
November 26, 2024State Administrative/Compliance Order without penalty issued4 linked violations
September 17, 2024State Compliance achieved1 linked violation
September 17, 2024State Compliance achieved1 linked violation
August 14, 2023State Compliance achieved1 linked violation
October 22, 2012State Compliance achieved1 linked violation
November 7, 2011State Compliance achieved1 linked violation
July 21, 2009State Compliance achieved4 linked violations
July 7, 2009State Compliance achieved88 linked violations
January 1, 2008State Compliance achieved108 linked violations

Contact

CAMPO HACIENDA

Phone not on record

Oak Harbor, WA 98277