LEWIS AND CLARK CAVERNS VISITOR CENTER

Montana — Transient Non-Community — PWSID: MT0002565

System Information

PWSID	MT0002565
System Name	LEWIS AND CLARK CAVERNS VISITOR CENTER
System Type	Transient Non-Community
Water Source	Ground Water Under Influence
Activity Status	Active
Owner Type	State
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Jan 28, 1982
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	WHITEHALL
ZIP Code	59759
Address	PO BOX 489
Organization	GORMAN, STEPHANIE
Phone	406-287-3079

Population & Service

Population Served	615
Service Connections	11

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
Aug 1, 2019	Aug 31, 2019	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Aug 31, 2019	Ground Water Rule
Aug 1, 2019	Aug 31, 2019	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Aug 31, 2019	Ground Water Rule
Aug 1, 2019	Aug 31, 2019	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Aug 31, 2019	Ground Water Rule
Aug 1, 2019	Aug 31, 2019	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Aug 31, 2019	Ground Water Rule
Jun 1, 2015	Jun 30, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jun 30, 2015	Ground Water Rule
Jun 1, 2015	Jun 30, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jun 30, 2015	Ground Water Rule
Jun 1, 2015	Jun 30, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jun 30, 2015	Ground Water Rule
Jun 1, 2015	Jun 30, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jun 30, 2015	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
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2005	May 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2005	Total Coliform Rule
May 1, 2005	May 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2005	Total Coliform Rule
May 1, 2005	May 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2005	Total Coliform Rule
May 1, 2005	May 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2005	Total Coliform Rule
May 1, 2005	May 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2005	Total Coliform Rule
Jan 1, 2005	Dec 31, 2005	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2005	Dec 31, 2005	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2005	Dec 31, 2005	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2005	Dec 31, 2005	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2004	Nitrate Rule
Jul 1, 2003	Jul 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2003	Total Coliform Rule
Jul 1, 2003	Jul 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2003	Total Coliform Rule
Jul 1, 2003	Jul 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2003	Total Coliform Rule
Jul 1, 2003	Jul 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2003	Total Coliform Rule
Jul 1, 2003	Jul 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2003	Total Coliform Rule
Jan 1, 2000	Dec 31, 2000	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2000	Nitrate Rule
Jan 1, 2000	Dec 31, 2000	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2000	Nitrate Rule
Jan 1, 2000	Dec 31, 2000	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Dec 31, 2000	Nitrate Rule
May 1, 1995	May 31, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 1995	Total Coliform Rule
May 1, 1995	May 31, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 1995	Total Coliform Rule
Jul 1, 1992	Sep 30, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1992	Total Coliform Rule
Jan 1, 1981	Jan 31, 1981	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Jan 31, 1981	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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