MOUNTAIN SKY GUEST RANCH LLC

Montana — Transient Non-Community — PWSID: MT0002824

System Information

PWSID	MT0002824
System Name	MOUNTAIN SKY GUEST RANCH LLC
System Type	Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Dec 30, 1983
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	EMIGRANT
ZIP Code	59027
Address	PO Box 318
Organization	KILFOIL, KATIE
Phone	406-333-5914

Population & Service

Population Served	100
Service Connections	32

Drinking Water Violations (120)

This water system has 120 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 15, 2025	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 21, 2025	Ground Water Rule
Jul 15, 2025	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 21, 2025	Ground Water Rule
Jul 15, 2025	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jul 21, 2025	Ground Water Rule
Nov 1, 2023	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 17, 2023	Revised Total Coliform Rule
Nov 1, 2023	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 17, 2023	Revised Total Coliform Rule
Nov 1, 2023	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 17, 2023	Revised Total Coliform Rule
May 2, 2022	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 23, 2024	Revised Total Coliform Rule
May 2, 2022	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 23, 2024	Revised Total Coliform Rule
May 2, 2022	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Apr 23, 2024	Revised Total Coliform Rule
Sep 1, 2012	Sep 30, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2012	Total Coliform Rule
Sep 1, 2012	Sep 30, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2012	Total Coliform Rule
Sep 1, 2012	Sep 30, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2012	Total Coliform Rule
Sep 1, 2012	Sep 30, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2012	Total Coliform Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2012	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 30, 2012	Ground Water Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Nov 8, 2011	Ground Water Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Nov 8, 2011	Ground Water Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Nov 8, 2011	Ground Water Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Sep 1, 2008	Sep 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jul 1, 2008	Jul 31, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jun 1, 2008	Jun 30, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2008	Total Coliform Rule
Jan 1, 2007	Dec 31, 2007	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Nitrate 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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