CLANCY, MT · Jefferson County

ROCKY MOUNTAIN WUA Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Montana’s official records. Always confirm current status with Montana before making decisions based on this information.

System facts

System ID (PWSID): MT0000058
System type: Community Water System
Population served: 30
Service connections: 15
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2025 – June 30, 2025
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
April 2, 2021 – September 25, 2023
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
December 25, 2015 – April 7, 2016
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2014 – February 11, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2014 – March 31, 2014
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2016
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2013 – October 31, 2013
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
October 1, 2013 – February 20, 2014
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
October 1, 2011 – December 16, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
April 1, 2009 – June 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
January 1, 2009 – March 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
July 1, 2008 – September 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
January 1, 2008 – March 31, 2008
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2008 – December 31, 2010
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
April 1, 2007 – June 30, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
January 1, 2007 – March 31, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Uranium
July 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2005 – June 30, 2005
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Combined Uranium
April 1, 2005 – June 30, 2005
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
January 1, 2005 – January 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1997 – February 28, 1997
Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
June 1, 2025 – June 30, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 2, 2021 – September 25, 2023	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
December 25, 2015 – April 7, 2016	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
December 30, 2014 – February 11, 2015	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
September 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2014 – March 31, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2013 – October 31, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2013 – February 20, 2014	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2011 – December 16, 2011	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
July 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
January 1, 2008 – March 31, 2008	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
January 1, 2008 – December 31, 2010	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
April 1, 2007 – June 30, 2007	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
January 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
July 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Average	Combined Uranium	Health-based	Resolved
June 1, 2005 – June 30, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2005 – June 30, 2005	Maximum Contaminant Level Violation, Single Sample	Combined Uranium	Health-based	Resolved
January 1, 2005 – January 31, 2005	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1997 – February 28, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 18, 2025State Public Notification requested1 linked violation
June 11, 2021State Violation/Reminder Notice1 linked violation
February 3, 2017State Public Notification requested1 linked violation
April 7, 2016State Compliance achieved2 linked violations
January 22, 2016State Public Notification requested3 linked violations
February 11, 2015State Compliance achieved3 linked violations
September 18, 2014State Violation/Reminder Notice2 linked violations
September 18, 2014State Violation/Reminder Notice2 linked violations
March 11, 2014State Violation/Reminder Notice2 linked violations
March 11, 2014State Public Notification requested1 linked violation
November 15, 2013State Public Notification requested1 linked violation
November 4, 2013State Public Notification received2 linked violations
October 17, 2013State Violation/Reminder Notice1 linked violation
December 16, 2011State Compliance achieved1 linked violation
August 12, 2009State Compliance achieved3 linked violations
August 12, 2009State Compliance achieved3 linked violations
August 7, 2009State Compliance achieved16 linked violations
July 20, 2009State Violation/Reminder Notice5 linked violations
July 20, 2009State Violation/Reminder Notice4 linked violations
July 20, 2009State Violation/Reminder Notice2 linked violations
July 20, 2009State Public Notification requested2 linked violations
August 28, 2008State Public Notification received5 linked violations
August 15, 2008State Public Notification requested38 linked violations
August 15, 2008State Public Notification requested5 linked violations
August 15, 2008State Violation/Reminder Notice2 linked violations
March 10, 2008State Compliance achieved4 linked violations
July 22, 2007State Public Notification received7 linked violations
July 16, 2007State Public Notification requested4 linked violations
May 8, 2007State Public Notification received2 linked violations
January 15, 2007State Violation/Reminder Notice3 linked violations
August 4, 2006State Administrative/Compliance Order with penalty issued21 linked violations
July 27, 2006State Public Notification received2 linked violations
July 10, 2006State Public Notification received5 linked violations
July 3, 2006State Violation/Reminder Notice3 linked violations
October 12, 2005State Compliance achieved5 linked violations
July 2, 2005State Public Notification requested2 linked violations

Contact

HAAS, IVA

760-814-3571

CLANCY, MT 59634