THOMPSON FALLS, MT · Sanders County

NORTH SHORE ESTATES HOA 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): MT0003556
System type: Community Water System
Population served: 65
Service connections: 31
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018 – July 26, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – July 31, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – July 24, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2011 – December 31, 2011
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2011 – July 25, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2011 – September 30, 2011
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2011 – May 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2010 – September 30, 2010
Archived
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Archived
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2009 – July 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2009 – September 30, 2009
Archived
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2009 – June 30, 2009
Archived
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2008 – December 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2007 – November 30, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2003 – December 23, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2003 – June 30, 2003
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2002 – December 31, 2002
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1999 – July 1, 2001
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1999 – November 26, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1998 – July 31, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1998 – February 28, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1998 – January 31, 1998
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1997 – August 31, 1997
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1997 – December 31, 1997
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1994 – December 31, 1994
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
July 1, 2018 – July 26, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2017 – July 31, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2014 – July 24, 2014	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
August 1, 2011 – July 25, 2011	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – September 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
June 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
May 1, 2011 – May 31, 2011	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Archived
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Archived
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
August 1, 2009 – August 31, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2009 – July 31, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Archived
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Archived
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Archived
November 1, 2007 – November 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2003 – December 23, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2003 – June 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 1999 – July 1, 2001	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1999 – November 26, 2003	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 1998 – July 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1998 – February 28, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1998 – January 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1997 – August 31, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1997 – December 31, 1997	Monitoring, Regular	Nitrate	—	Resolved
January 1, 1994 – December 31, 1994	Monitoring, Regular	Nitrate	—	Resolved

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

Enforcement actions

August 1, 2021State Compliance achieved1 linked violation
July 19, 2021State Violation/Reminder Notice1 linked violation
July 26, 2018State Compliance achieved1 linked violation
July 17, 2018State Violation/Reminder Notice1 linked violation
July 31, 2017State Compliance achieved3 linked violations
July 20, 2017State Violation/Reminder Notice1 linked violation
August 25, 2014State Compliance achieved5 linked violations
July 24, 2014State Compliance achieved1 linked violation
July 14, 2014State Violation/Reminder Notice1 linked violation
May 15, 2012State Public Notification requested7 linked violations
May 15, 2012State Violation/Reminder Notice1 linked violation
April 24, 2012State Compliance achieved1 linked violation
December 8, 2011State Public Notification requested1 linked violation
December 8, 2011State Violation/Reminder Notice1 linked violation
September 22, 2011State Public Notification requested3 linked violations
August 26, 2011State Violation/Reminder Notice1 linked violation
July 25, 2011State Compliance achieved3 linked violations
July 25, 2011State Compliance achieved2 linked violations
July 25, 2011State Compliance achieved3 linked violations
June 16, 2011State Violation/Reminder Notice1 linked violation
June 16, 2011State Public Notification requested2 linked violations
June 3, 2011State Public Notification received2 linked violations
May 18, 2011State Public Notification requested2 linked violations
May 16, 2011State Public Notification requested2 linked violations
April 19, 2011State Public Notification requested2 linked violations
January 12, 2011State Public Notification requested2 linked violations
January 12, 2011State Violation/Reminder Notice8 linked violations
October 21, 2010State Public Notification requested2 linked violations
May 7, 2010State Compliance achieved4 linked violations
January 29, 2010State Public Notification requested2 linked violations
January 21, 2010State Public Notification requested2 linked violations
January 21, 2010State Violation/Reminder Notice1 linked violation
December 4, 2009State Public Notification received3 linked violations
October 29, 2009State Violation/Reminder Notice1 linked violation
July 29, 2009State Public Notification requested2 linked violations
June 10, 2009State Administrative/Compliance Order without penalty issued16 linked violations
March 11, 2009State Violation/Reminder Notice5 linked violations
January 21, 2004State Violation/Reminder Notice4 linked violations
June 13, 2003State Public Notification requested1 linked violation
June 13, 2003State Violation/Reminder Notice1 linked violation
June 13, 2003State Violation/Reminder Notice1 linked violation
September 26, 2002State Compliance achieved4 linked violations
December 13, 1996State Formal Notice of Violation issued4 linked violations

Contact

BENTON, DEBRA

406-827-0141

THOMPSON FALLS, MT 59873