BIGFORK, MT · Lake County

RIDGEWOOD ESTATES 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): MT0003175
System type: Community Water System
Population served: 250
Service connections: 83
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – August 14, 2024
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
May 1, 2014 – May 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2014 – May 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2014 – March 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2014 – March 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2014 – March 31, 2014
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2014 – February 13, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2012 – March 31, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2012 – March 31, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2012 – February 29, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2012 – February 28, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2012 – February 29, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2012 – February 29, 2012
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2010 – November 3, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – August 3, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2009 – December 31, 2009
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2008 – July 31, 2008
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2008 – July 31, 2008
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2008 – July 31, 2008
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2008 – December 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2008 – December 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Nickel
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Toluene
January 1, 2008 – December 31, 2008
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2005 – August 31, 2005
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2005 – August 12, 2009
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Nickel
January 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Benzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1996 – August 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1996 – April 30, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1996 – March 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1995 – December 31, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1995 – February 28, 1995
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2024 – August 14, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 2014 – May 31, 2014	Treatment Technique (SWTR and GWR)	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
May 1, 2014 – May 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2014 – March 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2014 – March 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2014 – March 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2014 – February 13, 2014	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
March 1, 2012 – March 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2012 – March 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2012 – February 29, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2012 – February 28, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2012 – February 29, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2012 – February 29, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2010 – November 3, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2010 – August 3, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Nickel	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Toluene	—	Resolved
August 1, 2005 – August 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2005 – August 12, 2009	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nickel	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Benzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Styrene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	CHLOROBENZENE	—	Resolved
August 1, 1996 – August 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 1996 – April 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 1996 – March 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1995 – December 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1995 – February 28, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

August 14, 2024State Compliance achieved1 linked violation
July 23, 2024State Violation/Reminder Notice1 linked violation
July 10, 2014State Compliance achieved2 linked violations
June 17, 2014State Public Notification requested2 linked violations
June 17, 2014State Violation/Reminder Notice2 linked violations
May 8, 2014State Public Notification received3 linked violations
May 8, 2014State Compliance achieved3 linked violations
April 16, 2014State Public Notification requested3 linked violations
April 16, 2014State Violation/Reminder Notice3 linked violations
February 13, 2014State Compliance achieved1 linked violation
January 23, 2014State Violation/Reminder Notice1 linked violation
April 25, 2012State Public Notification received2 linked violations
April 19, 2012State Compliance achieved2 linked violations
April 13, 2012State Violation/Reminder Notice2 linked violations
April 13, 2012State Public Notification requested2 linked violations
March 19, 2012State Compliance achieved3 linked violations
March 16, 2012State Public Notification requested3 linked violations
March 16, 2012State Violation/Reminder Notice3 linked violations
March 14, 2012State Violation/Reminder Notice1 linked violation
March 14, 2012State Public Notification requested1 linked violation
February 28, 2012State Compliance achieved1 linked violation
November 3, 2010State Compliance achieved1 linked violation
October 23, 2010State Violation/Reminder Notice1 linked violation
October 23, 2010State Public Notification requested1 linked violation
October 15, 2010State Compliance achieved1 linked violation
August 7, 2010State Public Notification requested1 linked violation
August 7, 2010State Violation/Reminder Notice1 linked violation
August 3, 2010State Compliance achieved1 linked violation
April 13, 2010State Public Notification received1 linked violation
January 24, 2010State Public Notification requested1 linked violation
January 24, 2010State Violation/Reminder Notice1 linked violation
November 12, 2009State Compliance achieved2 linked violations
August 12, 2009State Compliance achieved2 linked violations
March 18, 2009State Public Notification received2 linked violations
February 9, 2009State Violation/Reminder Notice21 linked violations
February 9, 2009State Public Notification requested4 linked violations
February 9, 2009State Violation/Reminder Notice4 linked violations
February 9, 2009State Violation/Reminder Notice1 linked violation
February 9, 2009State Public Notification requested1 linked violation
February 9, 2009State Public Notification requested21 linked violations
February 2, 2009State Public Notification requested2 linked violations
February 2, 2009State Violation/Reminder Notice2 linked violations
January 13, 2009State Compliance achieved4 linked violations
January 9, 2009State Compliance achieved8 linked violations
December 31, 2008State Compliance achieved27 linked violations
September 3, 2008State Public Notification requested3 linked violations
May 25, 2007State Compliance achieved2 linked violations
May 9, 2006State Compliance achieved27 linked violations
April 26, 2006State Compliance achieved2 linked violations
February 25, 2006State Public Notification requested2 linked violations
February 10, 2006State Violation/Reminder Notice21 linked violations
February 10, 2006State Violation/Reminder Notice1 linked violation
February 9, 2006State Public Notification requested7 linked violations
August 15, 2005State Violation/Reminder Notice1 linked violation
April 11, 2003State Public Notification received1 linked violation
April 3, 2003State Compliance achieved1 linked violation
February 24, 2003State Violation/Reminder Notice1 linked violation
February 24, 2003State Public Notification requested1 linked violation
December 2, 2002State Compliance achieved27 linked violations
July 25, 2002State Violation/Reminder Notice1 linked violation
June 29, 2002State Public Notification requested21 linked violations
June 29, 2002State Violation/Reminder Notice21 linked violations
December 3, 1996State Compliance achieved7 linked violations
December 3, 1996State Formal Notice of Violation issued3 linked violations
May 30, 1996State Violation/Reminder Notice1 linked violation
December 29, 1995State Violation/Reminder Notice1 linked violation

Contact

RIDGEWOOD PROPERTY OWNERS ASSOC

505-250-9778

BIGFORK, MT 59911