WYE AREA WATER SYSTEM

Montana — Community Water System — PWSID: MT0004107

System Information

PWSID	MT0004107
System Name	WYE AREA WATER SYSTEM
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	May 26, 2001
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	MISSOULA
ZIP Code	59808
Address	PO BOX 7818
Organization	WILLIAMS, DENNIS
Phone	406-531-6472

Population & Service

Population Served	512
Service Connections	183

Drinking Water Violations (93)

This water system has 93 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
Dec 30, 2024	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 17, 2025	Lead and Copper Rule
Dec 30, 2024	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 17, 2025	Lead and Copper Rule
Jun 30, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 6, 2016	Ground Water Rule
Jun 30, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 6, 2016	Ground Water Rule
Jun 30, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 6, 2016	Ground Water Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Nov 1, 2012	Nov 30, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2012	Total Coliform Rule
Nov 1, 2012	Nov 30, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2012	Total Coliform Rule
Nov 1, 2012	Nov 30, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2012	Total Coliform Rule
Nov 1, 2012	Nov 30, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2012	Total Coliform Rule
Nov 1, 2012	Nov 30, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2012	Total Coliform Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 26, 2012	Ground Water Rule
May 1, 2012	May 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2012	Total Coliform Rule
May 1, 2012	May 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2012	Total Coliform Rule
May 1, 2012	May 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2012	Total Coliform Rule
Nov 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 23, 2012	Ground Water Rule
Nov 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 23, 2012	Ground Water Rule
Nov 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 23, 2012	Ground Water Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Oct 1, 2011	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Nov 9, 2011	Consumer Confidence Rule
Oct 1, 2011	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Nov 9, 2011	Consumer Confidence Rule
Oct 1, 2011	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Nov 9, 2011	Consumer Confidence Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 7, 2010	Ground Water Rule
Oct 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 7, 2010	Ground Water Rule
Oct 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 7, 2010	Ground Water Rule
Oct 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 7, 2010	Ground Water Rule
Oct 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 7, 2010	Ground Water Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
May 1, 2010	May 31, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 7, 2010	Total Coliform Rule
May 1, 2010	May 31, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 7, 2010	Total Coliform Rule
May 1, 2010	May 31, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 7, 2010	Total Coliform Rule
Jul 1, 2009	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Nov 25, 2009	Consumer Confidence Rule
Jul 1, 2009	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Nov 25, 2009	Consumer Confidence 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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