TIMBERLINE RIM WATER CO INC

Oregon — Community Water System — PWSID: OR4100639

System Information

PWSID	OR4100639
System Name	TIMBERLINE RIM WATER CO INC
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	MOLALLA
ZIP Code	97038
Address	14603 S MACKSBURG RD
Organization	TIMBERLINE RIM WATER CO INC
Phone	503-734-7400

Population & Service

Population Served	800
Service Connections	407

Drinking Water Violations (44)

This water system has 44 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
Apr 10, 2025	—	Public Notice	Other	No	No	—	—	—	Unaddressed	—	Public Notice Rule and Revised PN Rule
Mar 7, 2025	—	Public Notice	Other	No	No	—	—	—	Unaddressed	—	Public Notice Rule and Revised PN Rule
Oct 17, 2024	—	LEAD AND COPPER RULE REVISIONS	TT	Yes	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Oct 1, 2024	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jan 5, 2025	Consumer Confidence Rule
Oct 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Oct 23, 2023	Consumer Confidence Rule
Jul 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Aug 4, 2023	Consumer Confidence Rule
Oct 1, 2015	Oct 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2015	Total Coliform Rule
Oct 1, 2015	Oct 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2015	Total Coliform Rule
Oct 1, 2015	Oct 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2015	Total Coliform Rule
Jul 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 23, 2011	Ground Water Rule
Jul 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 23, 2011	Ground Water Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Sep 1, 2006	Sep 30, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2006	Total Coliform Rule
Aug 1, 2006	Aug 31, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
Aug 1, 2001	Aug 31, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2001	Total Coliform Rule
Nov 1, 2000	Nov 30, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2000	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2000	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2000	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Jun 1, 1999	Jun 30, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1999	Total Coliform Rule
May 1, 1999	May 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 1999	Total Coliform Rule
Apr 1, 1999	Apr 30, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 1999	Total Coliform Rule
Mar 1, 1999	Mar 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1999	Total Coliform Rule
Feb 1, 1999	Feb 28, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Feb 28, 1999	Total Coliform Rule
Jan 1, 1999	Jan 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 1999	Total Coliform Rule
Dec 1, 1998	Dec 31, 1998	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 1998	Total Coliform Rule
Oct 1, 1998	Oct 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1998	Total Coliform Rule
Jan 1, 1998	Dec 31, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1998	Nitrate Rule
Oct 1, 1997	Oct 31, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1997	Total Coliform Rule
Jul 1, 1997	Jul 31, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 1997	Total Coliform Rule
Jun 1, 1997	Jun 30, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 1997	Total Coliform Rule
Jun 1, 1997	Jun 30, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1997	Total Coliform Rule
Dec 1, 1995	Dec 31, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 1995	Total Coliform Rule
Oct 1, 1995	Oct 31, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1995	Total Coliform Rule
Oct 1, 1995	Oct 31, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1995	Total Coliform Rule
Sep 1, 1994	Sep 30, 1994	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jan 1, 1994	Jan 31, 1994	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 1994	Total Coliform Rule
Dec 1, 1993	Dec 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 1993	Total Coliform Rule
Jun 1, 1992	Jun 30, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1992	Total Coliform Rule
Jun 1, 1976	May 31, 1980	Gross Alpha, Excl. Radon and U	MR	No	No	—	15 pCi/L	—	Archived	May 31, 1980	Radionuclides and Revised Rad Rule
Jun 1, 1976	May 31, 1980	Combined Radium (-226 and -228)	MR	No	No	—	5 pCi/L	—	Archived	May 31, 1980	Radionuclides and Revised Rad 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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