VISTA HOME PARK

Oregon — Community Water System — PWSID: OR4101099

System Information

PWSID	OR4101099
System Name	VISTA HOME PARK
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Mar 12, 1979
Last Reported	Dec 23, 2025

Location & Contact

State	Oregon
City	HERMISTON
ZIP Code	97838
Address	1800 NE 10TH ST, SP 106
Organization	VISTA HOME PARK
Phone	541-567-9555

Population & Service

Population Served	300
Service Connections	101

Drinking Water Violations (59)

This water system has 59 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Contaminant	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Jul 1, 2024	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 2, 2024	Consumer Confidence Rule
Dec 25, 2023	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 22, 2024	Ground Water Rule
Oct 1, 2021	Oct 31, 2021	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Oct 31, 2021	Revised Total Coliform Rule
Oct 1, 2020	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 7, 2021	Lead and Copper Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Oct 1, 2013	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jul 7, 2014	Lead and Copper Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Jan 20, 2011	—	Public Notice	Other	No	No	—	—	—	Resolved	Dec 15, 2010	Public Notice Rule and Revised PN Rule
Jan 20, 2011	—	Public Notice	Other	No	No	—	—	—	Resolved	Dec 15, 2010	Public Notice Rule and Revised PN Rule
Nov 1, 2010	Nov 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2010	Total Coliform Rule
Nov 1, 2010	Nov 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2010	Total Coliform Rule
Nov 1, 2010	Nov 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2010	Total Coliform Rule
Jun 1, 2009	Jun 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2009	Total Coliform Rule
Jun 1, 2009	Jun 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2009	Total Coliform Rule
Jan 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Jan 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Jan 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Jan 1, 2008	Dec 31, 2008	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Jan 1, 2008	Dec 31, 2008	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Jan 1, 2005	Dec 31, 2007	Total Polychlorinated Biphenyls (PCB)	MR	No	Yes	—	0.0005 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Oct 19, 2002	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Apr 25, 2003	Consumer Confidence Rule
Jul 1, 2002	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Apr 25, 2003	Consumer Confidence Rule
May 1, 2001	May 31, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2001	Total Coliform Rule
Apr 1, 2001	Apr 30, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2001	Total Coliform Rule
Jan 1, 2001	Dec 31, 2001	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2001	Nitrate Rule
Oct 1, 2000	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 20, 2001	Consumer Confidence Rule
Jul 1, 2000	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 20, 2001	Consumer Confidence Rule
Mar 1, 2000	Mar 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2000	Total Coliform Rule
Oct 19, 1999	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 20, 2001	Consumer Confidence Rule
Dec 1, 1998	Dec 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 1998	Total Coliform Rule
Dec 1, 1998	Dec 31, 1998	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 1998	Total Coliform Rule
Nov 1, 1998	Nov 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1998	Total Coliform Rule
Nov 1, 1998	Nov 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1998	Total Coliform Rule
Jan 1, 1998	Dec 31, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1998	Nitrate Rule
Jan 1, 1998	Dec 31, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1998	Nitrate Rule
Jan 1, 1996	Jan 31, 1996	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 1996	Total Coliform Rule
Jan 1, 1996	Dec 31, 1996	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1996	Nitrate Rule
Jan 1, 1995	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 29, 1999	Lead and Copper Rule
Jan 1, 1995	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 29, 1999	Lead and Copper Rule
Jan 1, 1995	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 29, 1999	Lead and Copper Rule
Oct 1, 1994	Oct 31, 1994	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1994	Total Coliform Rule
Sep 1, 1994	Sep 30, 1994	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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