SUNBURST, MT · Toole County

SUNBURST TOWN OF 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): MT0000338
System type: Community Water System
Population served: 459
Service connections: 180
Ownership: local government
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – August 1, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2019 – September 30, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2017 – October 31, 2017
Resolved
Sample Siting Plan Errors (RTCR)
—
Revised Total Coliform Rule
April 2, 2016 – April 30, 2018
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2014 – December 31, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2014 – May 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – August 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – August 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2013 – April 30, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2012 – May 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2011 – December 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
July 1, 2011 – May 15, 2018
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2011 – July 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
February 1, 2011 – April 6, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2011 – February 28, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
January 1, 2011 – April 6, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – August 3, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2010 – March 31, 2010
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 2009 – June 9, 2009
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
April 1, 2009 – June 9, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2008 – August 31, 2008
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 2007 – June 30, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2004 – November 30, 2004
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2004 – November 17, 2004
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2003 – September 21, 2005
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2002 – December 20, 2001
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2001 – August 31, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2001 – December 20, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2001 – December 20, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2001 – June 30, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2001 – June 30, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2000 – December 31, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2000 – December 31, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2000 – December 31, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2000 – December 31, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2000 – December 31, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2000 – June 30, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2000 – June 30, 2000
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2000 – June 30, 2000
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1998 – August 31, 1998
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
March 1, 1997 – March 31, 1997
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 1996 – August 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1995 – November 30, 1995
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025 – August 1, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
September 1, 2019 – September 30, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2017 – October 31, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 2, 2016 – April 30, 2018	Sample Siting Plan Errors (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
May 1, 2014 – May 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2014 – August 31, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2014 – August 31, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2013 – April 30, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2012 – May 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2011 – December 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – May 15, 2018	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2011 – July 31, 2011	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2011 – April 6, 2011	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
February 1, 2011 – February 28, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2011 – April 6, 2011	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2010 – August 3, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
March 1, 2010 – March 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2009 – June 9, 2009	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
April 1, 2009 – June 9, 2009	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
August 1, 2008 – August 31, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
November 1, 2004 – November 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – November 17, 2004	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2003 – September 21, 2005	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2002 – December 20, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
August 1, 2001 – August 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2001 – December 20, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2001 – December 20, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2001 – June 30, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2001 – June 30, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2000 – December 31, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2000 – December 31, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2000 – December 31, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2000 – December 31, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2000 – December 31, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2000 – June 30, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2000 – June 30, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2000 – June 30, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
August 1, 1998 – August 31, 1998	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 1997 – March 31, 1997	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
August 1, 1996 – August 31, 1996	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 1995 – November 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1995 – July 31, 1995	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1995 – July 31, 1995	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1995 – July 31, 1995	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

August 1, 2025State Compliance achieved1 linked violation
July 17, 2025State Violation/Reminder Notice1 linked violation
November 20, 2019State Compliance achieved1 linked violation
October 16, 2019State Public Notification requested1 linked violation
October 16, 2019State Violation/Reminder Notice1 linked violation
April 30, 2018State Compliance achieved1 linked violation
November 15, 2017State Public Notification requested1 linked violation
November 15, 2017State Violation/Reminder Notice1 linked violation
November 8, 2017State Compliance achieved2 linked violations
August 30, 2017State Compliance achieved2 linked violations
January 4, 2017State Public Notification requested1 linked violation
January 4, 2017State Violation/Reminder Notice1 linked violation
October 20, 2016State Public Notification requested2 linked violations
October 20, 2016State Violation/Reminder Notice2 linked violations
January 21, 2015State Compliance achieved1 linked violation
January 21, 2015State Compliance achieved1 linked violation
January 21, 2015State Compliance achieved1 linked violation
January 21, 2015State Compliance achieved1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Compliance achieved1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
June 25, 2014State Public Notification received1 linked violation
June 13, 2014State Public Notification requested1 linked violation
June 13, 2014State Violation/Reminder Notice1 linked violation
June 2, 2014State Compliance achieved1 linked violation
June 28, 2013State Public Notification received1 linked violation
May 29, 2013State Compliance achieved1 linked violation
May 15, 2013State Violation/Reminder Notice1 linked violation
May 15, 2013State Public Notification requested1 linked violation
June 15, 2012State Public Notification requested2 linked violations
January 27, 2012State Violation/Reminder Notice2 linked violations
January 19, 2012State Compliance achieved2 linked violations
September 2, 2011State Public Notification requested2 linked violations
September 2, 2011State Public Notification requested2 linked violations
September 2, 2011State Violation/Reminder Notice1 linked violation
August 29, 2011State Compliance achieved2 linked violations
August 18, 2011State Violation/Reminder Notice2 linked violations
April 6, 2011State Compliance achieved2 linked violations
April 1, 2011State Public Notification requested1 linked violation
March 18, 2011State Public Notification requested2 linked violations
September 27, 2010State Compliance achieved1 linked violation
August 7, 2010State Violation/Reminder Notice2 linked violations
August 7, 2010State Public Notification requested2 linked violations
April 26, 2010State Public Notification received1 linked violation
April 16, 2010State Violation/Reminder Notice2 linked violations
September 25, 2009State Compliance achieved4 linked violations
August 3, 2009State Violation/Reminder Notice23 linked violations
August 3, 2009State Public Notification requested1 linked violation
August 3, 2009State Public Notification requested3 linked violations
May 29, 2009State Compliance achieved2 linked violations
May 15, 2009State Compliance achieved4 linked violations
May 15, 2009State Compliance achieved3 linked violations
May 15, 2009State Compliance achieved3 linked violations
May 15, 2009State Compliance achieved33 linked violations
September 17, 2008State Public Notification requested5 linked violations
September 11, 2008State Administrative/Compliance Order with penalty issued24 linked violations
July 30, 2008State Public Notification requested3 linked violations
July 30, 2008State Violation/Reminder Notice6 linked violations
June 10, 2008State Compliance achieved9 linked violations
May 15, 2008State Other16 linked violations
March 21, 2008State Other14 linked violations
February 8, 2008State Public Notification requested4 linked violations
February 8, 2008State Public Notification requested12 linked violations
February 8, 2008State Public Notification requested3 linked violations
February 8, 2008State Violation/Reminder Notice3 linked violations
September 5, 2006State Public Notification received3 linked violations
January 21, 2005State Compliance achieved2 linked violations
January 4, 2005State Public Notification requested1 linked violation
January 4, 2005State Violation/Reminder Notice2 linked violations
January 3, 2005State Violation/Reminder Notice7 linked violations
January 3, 2005State Violation/Reminder Notice12 linked violations
January 3, 2005State Public Notification requested10 linked violations
January 3, 2005State Violation/Reminder Notice8 linked violations
January 3, 2005State Public Notification requested6 linked violations
January 3, 2005State Violation/Reminder Notice7 linked violations
January 3, 2005State Violation/Reminder Notice2 linked violations
November 17, 2004State Compliance achieved3 linked violations
November 2, 2001State Compliance achieved1 linked violation
August 23, 2001State Public Notification requested1 linked violation
August 23, 2001State Violation/Reminder Notice1 linked violation
August 23, 2001State Violation/Reminder Notice1 linked violation
November 7, 2000State Violation/Reminder Notice3 linked violations
September 19, 2000State Violation/Reminder Notice15 linked violations
December 29, 1995State Violation/Reminder Notice1 linked violation

Contact

MCCARTER, DARCY

406-937-2141

SUNBURST, MT 59482