Spokane, WA · Spokane County

SPO CO WATER DIST 3 SYS 1 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): WA5393351
System type: Community Water System
Population served: 18,983
Service connections: 7,916
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Nitrate
January 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2015 – June 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2015 – June 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2015 – March 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2015 – March 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2014 – September 30, 2014
Resolved
Monitoring, Regular
—
Diquat
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2007 – December 31, 2007
Archived
Monitoring, Regular
—
Diquat
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
October 1, 2007 – December 31, 2007
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2007 – September 30, 2007
Archived
Monitoring, Regular
—
Diquat
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
July 1, 2007 – September 30, 2007
Archived
Monitoring, Regular
—
Diquat
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Styrene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Tetrachloroethylene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Trichloroethylene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,2-Dichloropropane
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Carbon tetrachloride
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Vinyl chloride
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
Diquat
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
Diquat
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
CHLOROBENZENE
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Benzene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Toluene
April 1, 2007 – June 30, 2007
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Atrazine
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
LASSO
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Dalapon
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Dalapon
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Endrin
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Toxaphene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Atrazine
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
LASSO
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Endrin
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Toxaphene
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Archived
Monitoring, Regular
—
Dalapon
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Picloram
January 1, 2002 – December 31, 2004
Resolved
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
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate	—	Resolved
April 1, 2015 – June 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2015 – June 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2015 – March 31, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2015 – March 31, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
October 1, 2007 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
July 1, 2007 – September 30, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
July 1, 2007 – September 30, 2007	Monitoring, Regular	Diquat	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
July 1, 2007 – September 30, 2007	Monitoring, Regular	Diquat	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Ethylbenzene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Styrene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Tetrachloroethylene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Trichloroethylene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Carbon tetrachloride	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Vinyl chloride	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Diquat	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Diquat	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	DICHLOROMETHANE	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	CHLOROBENZENE	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Benzene	—	Archived
April 1, 2007 – June 30, 2007	Monitoring, Regular	Toluene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Atrazine	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	LASSO	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dalapon	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dalapon	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endrin	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toxaphene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Atrazine	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	LASSO	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	HEXACHLOROBENZENE	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endrin	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toxaphene	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Archived
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Archived
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Picloram	—	Resolved
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

May 8, 2018State Compliance achieved1 linked violation
July 21, 2015State Compliance achieved4 linked violations
July 21, 2015State Compliance achieved4 linked violations
January 1, 2008State Compliance achieved30 linked violations
January 1, 2008State Compliance achieved168 linked violations
August 9, 2007State Compliance achieved97 linked violations
August 9, 2007State Compliance achieved266 linked violations
July 20, 2005State Compliance achieved13 linked violations

Contact

SPO CO WATER DIST 3 SYS 1

Phone not on record

Spokane, WA 99212