HERMISTON, OR · Umatilla County

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

System facts

System ID (PWSID): OR4101099
System type: Community Water System
Population served: 300
Service connections: 101
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – July 2, 2024
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
December 25, 2023 – January 22, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2021 – October 31, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2020 – October 7, 2021
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2015 – July 31, 2015
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2013 – July 7, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2013 – March 31, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
February 1, 2013 – February 28, 2013
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 20, 2011 – December 15, 2010
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2010 – November 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2009 – June 30, 2009
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2008 – December 31, 2008
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2002 – April 25, 2003
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 2001 – May 31, 2001
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
April 1, 2001 – April 30, 2001
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2001 – December 31, 2001
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2000 – June 20, 2001
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1998 – December 31, 1998
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1996 – December 31, 1996
Archived
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1995 – October 29, 1999
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
September 1, 1994 – September 30, 1994
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
December 1, 1992 – December 31, 1992
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
December 1, 1992 – December 31, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1992 – November 30, 1992
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
July 1, 2024 – July 2, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
December 25, 2023 – January 22, 2024	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2021 – October 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2020 – October 7, 2021	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2015 – July 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2013 – July 7, 2014	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
March 1, 2013 – March 31, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
February 1, 2013 – February 28, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 20, 2011 – December 15, 2010	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2010 – November 30, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2009 – June 30, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Nitrate	—	Resolved
October 19, 2002 – April 25, 2003	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
May 1, 2001 – May 31, 2001	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
April 1, 2001 – April 30, 2001	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2000 – June 20, 2001	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 1998 – December 31, 1998	Monitoring, Regular	Nitrate	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Nitrate	—	Archived
January 1, 1995 – October 29, 1999	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
September 1, 1994 – September 30, 1994	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1992 – December 31, 1992	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
December 1, 1992 – December 31, 1992	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 1992 – November 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	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

July 2, 2024State Compliance achieved1 linked violation
January 22, 2024State Compliance achieved1 linked violation
November 3, 2021State Compliance achieved1 linked violation
October 7, 2021State Compliance achieved1 linked violation
November 14, 2018State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
October 9, 2015State Compliance achieved1 linked violation
August 18, 2015State Public Notification requested1 linked violation
July 15, 2015State Public Notification received1 linked violation
July 7, 2014State Compliance achieved1 linked violation
May 3, 2013State Compliance achieved1 linked violation
May 3, 2013State Compliance achieved1 linked violation
April 12, 2013State Public Notification received1 linked violation
March 11, 2013State Public Notification requested1 linked violation
February 26, 2013State Violation/Reminder Notice1 linked violation
February 20, 2013State Public Notification received1 linked violation
February 11, 2013State Public Notification requested1 linked violation
February 22, 2011State Violation/Reminder Notice1 linked violation
December 27, 2010State Violation/Reminder Notice1 linked violation
December 20, 2010State Public Notification requested1 linked violation
December 15, 2010State Compliance achieved2 linked violations
February 22, 2010State Violation/Reminder Notice1 linked violation
July 27, 2009State Violation/Reminder Notice2 linked violations
April 25, 2003State Compliance achieved1 linked violation
April 25, 2003State Compliance achieved1 linked violation
February 19, 2003State Compliance achieved1 linked violation
February 19, 2002State Compliance achieved2 linked violations
June 20, 2001State Compliance achieved1 linked violation
June 20, 2001State Compliance achieved1 linked violation
June 20, 2001State Compliance achieved1 linked violation
October 29, 1999State Compliance achieved1 linked violation
September 30, 1999State Administrative/Compliance Order with penalty issued1 linked violation
December 1, 1998State Public Notification received4 linked violations
November 1, 1997State Compliance achieved1 linked violation

Contact

VISTA HOME PARK

541-567-9555

HERMISTON, OR 97838