QUARTZ FLAT REST STOP WEST

Montana — Transient Non-Community — PWSID: MT0002691

System Information

PWSID	MT0002691
System Name	QUARTZ FLAT REST STOP WEST
System Type	Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	State
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Jan 27, 1983
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	MISSOULA
ZIP Code	59807
Address	PO BOX 7039
Organization	MITCHELL, CHRIS
Phone	406-649-2768

Population & Service

Population Served	3,301
Service Connections	2

Drinking Water Violations (42)

This water system has 42 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-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2023	Nitrate Rule
Jan 1, 2023	Dec 31, 2023	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2023	Nitrate Rule
Jan 1, 2023	Dec 31, 2023	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2023	Nitrate Rule
Sep 1, 2022	Sep 30, 2022	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2022	Revised Total Coliform Rule
Sep 1, 2022	Sep 30, 2022	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2022	Revised Total Coliform Rule
Sep 1, 2022	Sep 30, 2022	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2022	Revised Total Coliform Rule
Jan 1, 2021	Jan 31, 2021	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2021	Revised Total Coliform Rule
Jan 1, 2021	Jan 31, 2021	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2021	Revised Total Coliform Rule
Jan 1, 2021	Jan 31, 2021	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2021	Revised Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 8, 2012	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 8, 2012	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 8, 2012	Total Coliform Rule
Jan 1, 2012	Dec 31, 2012	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Oct 2, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2012	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Oct 2, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2012	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Oct 2, 2012	Nitrate Rule
Feb 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Mar 14, 2019	Ground Water Rule
Feb 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Mar 14, 2019	Ground Water Rule
Feb 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Mar 14, 2019	Ground Water Rule
Feb 1, 2011	Feb 28, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2011	Total Coliform Rule
Feb 1, 2011	Feb 28, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2011	Total Coliform Rule
Feb 1, 2011	Feb 28, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2011	Total Coliform Rule
Feb 1, 2011	Feb 28, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2011	Total Coliform Rule
Jul 1, 2009	Jul 31, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2009	Total Coliform Rule
Jul 1, 2009	Jul 31, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2009	Total Coliform Rule
Jul 1, 2009	Jul 31, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2009	Total Coliform Rule
Apr 1, 2008	Apr 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2008	Total Coliform Rule
Apr 1, 2008	Apr 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2008	Total Coliform Rule
Apr 1, 2008	Apr 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2008	Total Coliform Rule
Apr 1, 2008	Apr 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2008	Total Coliform Rule
Dec 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Dec 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Dec 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Dec 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Dec 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Oct 1, 1997	Oct 31, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1997	Total Coliform Rule
Oct 1, 1997	Oct 31, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1997	Total Coliform Rule
Oct 1, 1997	Oct 31, 1997	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1997	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Jul 1, 1993	Sep 30, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1993	Total Coliform Rule
Jul 1, 1993	Sep 30, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1993	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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