NORTH PLAINS ARCO

Oregon — Transient Non-Community — PWSID: OR4194533

System Information

PWSID	OR4194533
System Name	NORTH PLAINS ARCO
System Type	Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Aug 8, 1988
Last Reported	Dec 23, 2025

Location & Contact

State	Oregon
City	PORTLAND
ZIP Code	97229
Address	13461 NW PAYNE DR
Organization	NORTH PLAINS ARCO
Phone	503-647-5895

Population & Service

Population Served	500
Service Connections	1

Drinking Water Violations (46)

This water system has 46 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
Jan 1, 2023	Dec 31, 2023	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2023	Nitrate Rule
Jan 1, 2022	Dec 31, 2022	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2022	Nitrate Rule
Jan 1, 2019	Dec 31, 2019	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2019	Nitrate Rule
Apr 1, 2016	Jun 30, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Archived	Jun 30, 2016	Revised Total Coliform Rule
Jan 1, 2016	Mar 31, 2016	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2016	Total Coliform Rule
Jan 1, 2014	Mar 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2014	Total Coliform Rule
Jul 1, 2013	Sep 30, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Apr 1, 2010	Jun 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2010	Total Coliform Rule
Apr 1, 2010	Jun 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2010	Total Coliform Rule
Jan 1, 2010	Dec 31, 2010	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2010	Nitrate Rule
Jan 1, 2010	Dec 31, 2010	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2010	Nitrate Rule
Oct 1, 2009	Dec 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2009	Total Coliform Rule
Oct 1, 2009	Dec 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2009	Total Coliform Rule
Oct 1, 2009	Dec 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2009	Total Coliform Rule
Oct 1, 2009	Dec 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2009	Total Coliform Rule
Jul 1, 2009	Sep 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Jul 1, 2009	Sep 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Jan 1, 2009	Mar 31, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2009	Total Coliform Rule
Oct 1, 2008	Dec 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2008	Total Coliform Rule
Jan 1, 2008	Dec 31, 2008	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Jan 1, 2008	Mar 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2008	Total Coliform Rule
Sep 1, 2006	Sep 30, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2006	Total Coliform Rule
Jul 1, 2006	Sep 30, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2006	Total Coliform Rule
Jan 1, 2006	Dec 31, 2006	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2006	Nitrate Rule
Jul 1, 2003	Sep 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2003	Total Coliform Rule
Jan 1, 2003	Dec 31, 2003	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2003	Nitrate Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Apr 1, 1995	Jun 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1995	Total Coliform Rule
Apr 1, 1995	Jun 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1995	Total Coliform Rule
Apr 1, 1995	Jun 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1995	Total Coliform Rule
Apr 1, 1995	Jun 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1995	Total Coliform Rule
Jan 1, 1995	Mar 31, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1995	Total Coliform Rule
Jan 1, 1995	Mar 31, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1995	Total Coliform Rule
Oct 1, 1993	Dec 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 1993	Total Coliform Rule
Jan 1, 1993	Mar 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 1993	Total Coliform Rule
Jul 1, 1992	Sep 30, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1992	Total Coliform Rule
Apr 1, 1992	Jun 30, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1992	Total Coliform Rule
Jul 1, 1991	Sep 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Apr 1, 1991	Jun 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1991	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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