COLUMBIA FALLS, MT · Flathead County
FLATHEAD CO WATER DISTRICT NO 8 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)
- MT0000261
- System type
- Community Water System
- Population served
- 475
- Service connections
- 200
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Endrin
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Chlordane
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—2,4-D
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Heptachlor
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—LASSO
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Atrazine
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Aldicarb
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Carbofuran
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Aldicarb sulfone
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Dinoseb
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Picloram
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Simazine
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—OXAMYL
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Dalapon
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Toxaphene
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Methoxychlor
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
April 1, 2013 – June 27, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Chlordane
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—2,4-D
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—LASSO
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Atrazine
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Aldicarb
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Endrin
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Picloram
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Simazine
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Dalapon
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2012 – December 19, 2012
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
October 1, 2012 – December 19, 2012
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2012 – December 19, 2012
ResolvedMonitoring, Regular
—2,4-D
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Endrin
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Dalapon
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Simazine
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Picloram
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Aldicarb
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Atrazine
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—LASSO
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—Chlordane
January 1, 2012 – March 31, 2012
ResolvedMonitoring, Regular
—2,4,5-TP
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Heptachlor epoxide
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Chlordane
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Pentachlorophenol
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Benzo(a)pyrene
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—2,4-D
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Endrin
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—BHC-GAMMA
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Methoxychlor
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Toxaphene
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Dalapon
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—OXAMYL
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Simazine
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Picloram
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Dinoseb
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb sulfone
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Carbofuran
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Atrazine
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—LASSO
October 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Heptachlor
October 1, 2011 – December 31, 2011
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Styrene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Asbestos
January 1, 2011 – December 31, 2013
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Benzene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Toluene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2011 – December 31, 2011
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2009 – October 31, 2009
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2008 – September 10, 2008
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Toluene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Benzene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Styrene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2008 – December 31, 2008
ResolvedMonitoring, Regular
—Nitrate-Nitrite
January 1, 2005 – December 31, 2005
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2002 – August 31, 2002
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 1997 – October 31, 1997
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
July 1, 1997 – July 31, 1997
ResolvedMonitoring, Regular
—Aldicarb
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—2,4-D
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Carbofuran
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Picloram
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Dinoseb
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
November 1, 1995 – November 30, 1995
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 1993 – October 31, 1993
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Endrin | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Aldicarb | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| April 1, 2013 – June 27, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| October 1, 2012 – December 19, 2012 | Monitoring, Regular | Combined Uranium | — | Resolved |
| October 1, 2012 – December 19, 2012 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| October 1, 2012 – December 19, 2012 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2012 – March 31, 2012 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | 2,4-D | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Endrin | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Methoxychlor | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Toxaphene | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Dalapon | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | OXAMYL | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Simazine | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Picloram | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Dinoseb | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Carbofuran | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Aldicarb | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Atrazine | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | LASSO | — | Resolved |
| October 1, 2011 – December 31, 2011 | Monitoring, Regular | Heptachlor | — | Resolved |
| September 1, 2011 – September 30, 2011 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2011 – December 31, 2013 | Monitoring, Regular | Asbestos | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2009 – October 31, 2009 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 2008 – September 10, 2008 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Trichloroethylene | — | 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 | trans-1,2-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 | Carbon tetrachloride | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2008 – December 31, 2008 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Nitrate-Nitrite | — | Resolved |
| August 1, 2002 – August 31, 2002 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 1997 – October 31, 1997 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 1997 – July 31, 1997 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Dinoseb | — | Resolved |
| November 1, 1995 – November 30, 1995 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 1993 – October 31, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 23, 2014State Public Notification received2 linked violations
- February 5, 2014State Compliance achieved1 linked violation
- January 24, 2014State Violation/Reminder Notice2 linked violations
- June 27, 2013State Compliance achieved26 linked violations
- April 7, 2013State Compliance achieved2 linked violations
- March 31, 2013State Compliance achieved27 linked violations
- January 11, 2013State Violation/Reminder Notice2 linked violations
- January 11, 2013State Violation/Reminder Notice3 linked violations
- December 19, 2012State Compliance achieved4 linked violations
- June 27, 2012State Compliance achieved28 linked violations
- April 13, 2012State Violation/Reminder Notice2 linked violations
- April 13, 2012State Public Notification requested28 linked violations
- April 13, 2012State Violation/Reminder Notice27 linked violations
- April 13, 2012State Violation/Reminder Notice3 linked violations
- January 31, 2012State Public Notification requested26 linked violations
- January 31, 2012State Violation/Reminder Notice3 linked violations
- January 31, 2012State Violation/Reminder Notice2 linked violations
- December 31, 2011State Compliance achieved51 linked violations
- September 23, 2011State Public Notification requested2 linked violations
- May 13, 2010State Compliance achieved3 linked violations
- October 26, 2009State Violation/Reminder Notice2 linked violations
- October 26, 2009State Public Notification requested2 linked violations
- October 26, 2009State Violation/Reminder Notice2 linked violations
- September 10, 2008State Compliance achieved1 linked violation
- August 17, 2008State Public Notification requested1 linked violation
- August 17, 2008State Violation/Reminder Notice1 linked violation
- February 14, 2006State Compliance achieved1 linked violation
- February 10, 2006State Public Notification requested1 linked violation
- February 10, 2006State Violation/Reminder Notice1 linked violation
- December 2, 2005State Public Notification requested1 linked violation
- December 2, 2005State Compliance achieved1 linked violation
- December 2, 2005State Violation/Reminder Notice1 linked violation
- December 6, 2002State Compliance achieved1 linked violation
- December 6, 2002State Public Notification received1 linked violation
- August 22, 2002State Public Notification requested1 linked violation
- May 15, 2001State Compliance achieved24 linked violations
- December 31, 2000State Compliance achieved1 linked violation
- December 31, 2000State Violation/Reminder Notice1 linked violation
- December 31, 2000State Formal Notice of Violation issued1 linked violation
Contact
PIRRIE, GAVIN
406-871-3368
COLUMBIA FALLS, MT 59912