HERMISTON, OR · Umatilla County

WESTLAND ESTATES WATER SYSTEM Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of May 31, 2009. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Umatilla County, OR.

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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID): OR4100376
System type: Community Water System
Population served: 60
Service connections: 22
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2009 – May 31, 2009
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2009 – March 31, 2009
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
December 1, 2008 – December 31, 2008
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2008 – November 30, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2008 – October 31, 2008
Resolved
Monitoring, Regular
—
Nitrate
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2008 – March 31, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Nitrate
July 1, 2007 – September 30, 2007
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2007 – June 30, 2007
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2007 – March 31, 2007
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Nitrate
July 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2006 – June 30, 2006
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2005 – November 30, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2005 – October 31, 2005
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
—
2,4-D
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
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
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
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
—
Dalapon
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Diquat
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Endothall
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
OXAMYL
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
—
Picloram
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2004 – March 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2004 – January 31, 2004
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – March 31, 2003
Resolved
Monitoring, Regular
—
Nitrate
October 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2002 – December 31, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2000 – March 31, 2000
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate
January 1, 1998 – December 31, 1998
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate
December 1, 1994 – November 30, 1995
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1994 – June 15, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1993 – February 28, 1993
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
Archived
Monitoring, Regular
—
Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
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
May 1, 2009 – May 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
December 1, 2008 – December 31, 2008	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2008 – November 30, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
October 1, 2008 – October 31, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2008 – March 31, 2008	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2007 – December 31, 2007	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Nitrate	—	Resolved
April 1, 2007 – June 30, 2007	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
January 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
October 1, 2006 – December 31, 2006	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	Nitrate	—	Resolved
April 1, 2006 – June 30, 2006	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
November 1, 2005 – November 30, 2005	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2005 – October 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	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	2,4-D	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	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	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	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	Dalapon	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endothall	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	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	Picloram	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
January 1, 2004 – March 31, 2004	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2004 – January 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2003 – March 31, 2003	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Arsenic	—	Resolved
March 1, 2000 – March 31, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 1998 – December 31, 1998	Maximum Contaminant Level Violation, Average	Nitrate	Health-based	Resolved
December 1, 1994 – November 30, 1995	Maximum Contaminant Level Violation, Average	Nitrate	Health-based	Resolved
July 1, 1994 – June 15, 1995	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
February 1, 1993 – February 28, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1976 – May 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 1, 1976 – May 31, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived

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

Enforcement actions

June 22, 2009State Violation/Reminder Notice1 linked violation
November 17, 2005State Public Notification received1 linked violation
July 7, 2004State Compliance achieved4 linked violations
March 1, 2002State Compliance achieved2 linked violations
May 5, 2000State Public Notification received1 linked violation
January 28, 1999State Public Notification received1 linked violation
December 8, 1998State Public Notification received2 linked violations
July 1, 1998State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 1, 1998State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 1, 1998State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 15, 1995State Compliance achieved1 linked violation
February 10, 1995State Public Notification received3 linked violations
February 1, 1995State Administrative/Compliance Order with penalty issuedgeneral compliance action — not tied to a specific violation on record
September 22, 1994State Compliance achieved1 linked violation

Last known contact on file (system is inactive)

MYERS, JACKIE

541-567-2018

HERMISTON, OR 97838