TURNER, MT · Blaine County

TURNER COLONY Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

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): MT0001772
System type: Community Water System
Population served: 50
Service connections: 17
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2024 – February 4, 2025
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2024 – September 30, 2024
Archived
Treatment Technique, Corrective/Expedited Actions (RTCR)
Health-based
Revised Total Coliform Rule
January 13, 2024
Unaddressed
Monitoring, Source Water (GWR)
—
E. COLI
July 18, 2023 – July 19, 2023
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2023 – September 30, 2023
Archived
Treatment Technique, Level 1 Assessment (RTCR)
Health-based
Revised Total Coliform Rule
May 26, 2023 – August 15, 2023
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
April 25, 2023 – April 26, 2023
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2023 – June 30, 2023
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Arsenic
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Styrene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Toluene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Benzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2023 – December 31, 2025
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2022 – September 30, 2022
Archived
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2021 – January 10, 2022
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2021 – December 31, 2021
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2021 – June 30, 2021
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2021 – March 31, 2021
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2019 – December 31, 2019
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2018 – June 30, 2018
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2017 – August 30, 2018
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
April 21, 2017 – July 7, 2017
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2016 – December 31, 2016
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2016 – September 30, 2016
Archived
Failure To Address Deficiency
Health-based
Groundwater Rule
April 29, 2016 – January 26, 2017
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2016 – March 31, 2016
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2015 – December 31, 2015
Archived
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2014 – January 26, 2015
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2014 – December 31, 2014
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2013 – September 30, 2013
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2013 – January 14, 2013
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2012 – June 30, 2012
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2011 – September 30, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2011 – June 30, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2007 – October 22, 2008
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2005 – June 30, 2005
Resolved
Monitoring, Regular
—
Barium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chromium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Nickel
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Selenium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Endrin
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
LASSO
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toluene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2007
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
October 1, 2004 – July 13, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2004 – December 31, 2004
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 2004 – July 13, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2004 – June 30, 2004
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2004 – June 30, 2004
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
October 1, 2003 – July 13, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2003 – December 31, 2003
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 2003 – July 13, 2007
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
October 1, 2002 – July 13, 2007
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 2002 – July 13, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2002 – December 21, 2010
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
October 1, 2001 – July 13, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2001 – December 31, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2001 – December 31, 2001
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2001 – December 31, 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
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
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
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2000 – June 30, 2000
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
October 19, 1999 – June 16, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1997 – November 30, 1997
Resolved
Monitoring, Regular
—
Mercury
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Nickel
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Endrin
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
LASSO
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Chlordane
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Simazine
January 1, 1996 – December 31, 1998
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1996 – December 31, 1998
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 21, 1981 – February 20, 1981
Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yet

Period	Violation	Contaminant / rule	Health-based	Status
December 30, 2024 – February 4, 2025	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
January 13, 2024	Treatment Technique, Corrective/Expedited Actions (RTCR)	Revised Total Coliform Rule	Health-based	Unaddressed
July 18, 2023 – July 19, 2023	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2023 – September 30, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
May 26, 2023 – August 15, 2023	Treatment Technique, Level 1 Assessment (RTCR)	Revised Total Coliform Rule	Health-based	Resolved
April 25, 2023 – April 26, 2023	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
April 1, 2023 – June 30, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Arsenic	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Styrene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Toluene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Benzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	CHLOROBENZENE	—	Archived
July 1, 2022 – September 30, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
December 30, 2021 – January 10, 2022	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2021 – December 31, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
January 1, 2021 – March 31, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2019 – December 31, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 1, 2018 – June 30, 2018	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2017 – August 30, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 21, 2017 – July 7, 2017	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2016 – September 30, 2016	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 29, 2016 – January 26, 2017	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
December 30, 2014 – January 26, 2015	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2014 – December 31, 2014	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2013 – January 14, 2013	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
April 1, 2012 – June 30, 2012	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2011 – September 30, 2011	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2007 – October 22, 2008	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – June 30, 2005	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Barium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chromium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Nickel	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Selenium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endrin	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	LASSO	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toluene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
October 1, 2004 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 2004 – December 31, 2004	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2004 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – June 30, 2004	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
October 1, 2003 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 2003 – December 31, 2003	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2003 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
October 1, 2002 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 2002 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 2002 – December 31, 2002	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2002 – December 21, 2010	Monitoring, Regular	Asbestos	—	Resolved
October 1, 2001 – July 13, 2007	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 2001 – December 31, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2001 – December 31, 2001	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2001 – December 31, 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
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
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
January 1, 2000 – June 30, 2000	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
October 19, 1999 – June 16, 2002	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
November 1, 1997 – November 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Mercury	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Nickel	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Endrin	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	LASSO	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Chlordane	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Simazine	—	Resolved
January 1, 1996 – December 31, 1998	Monitoring, Regular	Cadmium	—	Resolved
January 21, 1981 – February 20, 1981	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yet

Enforcement actions

January 24, 2026State Violation/Reminder Notice21 linked violations
January 24, 2026State Public Notification requested21 linked violations
January 23, 2026State Public Notification requested1 linked violation
January 23, 2026State Violation/Reminder Notice1 linked violation
February 4, 2025State Violation/Reminder Notice1 linked violation
February 4, 2025State Compliance achieved1 linked violation
September 15, 2024State Public Notification received1 linked violation
September 13, 2024State Public Notification requested1 linked violation
September 13, 2024State Violation/Reminder Notice1 linked violation
March 25, 2024State Public Notification requested1 linked violation
March 25, 2024State Violation/Reminder Notice1 linked violation
September 26, 2023State Public Notification requested1 linked violation
September 26, 2023State Violation/Reminder Notice1 linked violation
August 16, 2023State Public Notification requested1 linked violation
August 16, 2023State Violation/Reminder Notice1 linked violation
August 15, 2023State Compliance achieved1 linked violation
July 19, 2023State Compliance achieved1 linked violation
June 19, 2023State Public Notification requested1 linked violation
June 19, 2023State Violation/Reminder Notice1 linked violation
June 19, 2023State Violation/Reminder Notice1 linked violation
June 19, 2023State Public Notification requested1 linked violation
June 8, 2023State Violation/Reminder Notice1 linked violation
June 8, 2023State Public Notification requested1 linked violation
April 26, 2023State Compliance achieved1 linked violation
September 22, 2022State Public Notification requested1 linked violation
September 22, 2022State Violation/Reminder Notice1 linked violation
January 10, 2022State Public Notification received1 linked violation
January 10, 2022State Compliance achieved1 linked violation
January 4, 2022State Violation/Reminder Notice1 linked violation
December 16, 2021State Violation/Reminder Notice1 linked violation
December 16, 2021State Public Notification requested1 linked violation
June 17, 2021State Public Notification requested1 linked violation
June 17, 2021State Violation/Reminder Notice1 linked violation
March 24, 2021State Public Notification received2 linked violations
March 24, 2021State Public Notification requested3 linked violations
May 20, 2020State Compliance achieved3 linked violations
April 15, 2020State Public Notification requested2 linked violations
April 15, 2020State Violation/Reminder Notice1 linked violation
December 24, 2019State Violation/Reminder Notice1 linked violation
December 24, 2019State Public Notification requested1 linked violation
March 26, 2019State Compliance achieved1 linked violation
March 26, 2019State Compliance achieved1 linked violation
August 30, 2018State Compliance achieved1 linked violation
August 17, 2018State Public Notification requested1 linked violation
August 17, 2018State Violation/Reminder Notice1 linked violation
July 30, 2018State Violation/Reminder Notice1 linked violation
July 30, 2018State Public Notification requested1 linked violation
October 23, 2017State Public Notification requested1 linked violation
October 23, 2017State Violation/Reminder Notice1 linked violation
July 7, 2017State Compliance achieved1 linked violation
May 17, 2017State Violation/Reminder Notice1 linked violation
May 17, 2017State Public Notification requested1 linked violation
March 31, 2017State Administrative/Compliance Order with penalty issued5 linked violations
March 27, 2017State Administrative/Compliance Order with penalty issued5 linked violations
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
March 27, 2017State Administrative/Compliance Order with penalty issued1 linked violation
January 31, 2017State Compliance achieved1 linked violation
January 26, 2017State Compliance achieved1 linked violation
January 17, 2017State Public Notification requested1 linked violation
January 17, 2017State Violation/Reminder Notice1 linked violation
October 12, 2016State Public Notification requested1 linked violation
October 12, 2016State Violation/Reminder Notice1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other1 linked violation
September 27, 2016State Other2 linked violations
September 27, 2016State Other3 linked violations
September 27, 2016State Other1 linked violation
May 2, 2016State Public Notification requested1 linked violation
May 2, 2016State Violation/Reminder Notice1 linked violation
May 2, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Violation/Reminder Notice1 linked violation
April 4, 2016State Public Notification requested1 linked violation
October 27, 2015State Public Notification requested1 linked violation
October 27, 2015State Violation/Reminder Notice1 linked violation
June 16, 2015State Compliance achieved1 linked violation
March 23, 2015State Compliance achieved1 linked violation
January 26, 2015State Compliance achieved1 linked violation
January 26, 2015State Violation/Reminder Notice1 linked violation
January 15, 2015State Public Notification requested1 linked violation
January 15, 2015State Violation/Reminder Notice1 linked violation
January 13, 2015State Public Notification requested1 linked violation
January 13, 2015State Violation/Reminder Notice1 linked violation
March 13, 2014State Compliance achieved1 linked violation
September 30, 2013State Public Notification requested1 linked violation
September 30, 2013State Violation/Reminder Notice1 linked violation
January 14, 2013State Violation/Reminder Notice1 linked violation
January 14, 2013State Compliance achieved1 linked violation
December 31, 2012State Compliance achieved1 linked violation
December 31, 2012State Compliance achieved2 linked violations
December 11, 2012State Compliance achieved1 linked violation
December 4, 2012State Violation/Reminder Notice1 linked violation
December 4, 2012State Public Notification requested1 linked violation
June 4, 2012State Administrative/Compliance Order without penalty issued1 linked violation
June 4, 2012State Administrative/Compliance Order without penalty issued1 linked violation
June 4, 2012State Administrative/Compliance Order without penalty issued1 linked violation
June 4, 2012State Administrative/Compliance Order without penalty issued5 linked violations
June 4, 2012State Administrative/Compliance Order without penalty issued1 linked violation
June 4, 2012State Administrative/Compliance Order without penalty issued1 linked violation
March 12, 2012State Compliance achieved1 linked violation
February 15, 2012State Violation/Reminder Notice1 linked violation
February 15, 2012State Public Notification requested1 linked violation
February 13, 2012State Other1 linked violation
February 13, 2012State Other1 linked violation
February 13, 2012State Other1 linked violation
February 13, 2012State Other1 linked violation
February 13, 2012State Other1 linked violation
February 6, 2012State Other3 linked violations
February 2, 2012State Public Notification received1 linked violation
February 1, 2012State Public Notification received1 linked violation
January 23, 2012State Violation/Reminder Notice1 linked violation
January 23, 2012State Public Notification requested1 linked violation
December 8, 2011State Public Notification received1 linked violation
September 13, 2011State Public Notification received1 linked violation
August 17, 2011State Public Notification requested1 linked violation
August 17, 2011State Violation/Reminder Notice1 linked violation
June 29, 2011State Violation/Reminder Notice1 linked violation
June 29, 2011State Public Notification requested1 linked violation
December 21, 2010State Compliance achieved1 linked violation
December 6, 2010State Compliance achieved47 linked violations
September 25, 2009State Compliance achieved12 linked violations
July 1, 2009State Public Notification received31 linked violations
May 15, 2009State Compliance achieved2 linked violations
May 15, 2009State Compliance achieved6 linked violations
January 31, 2009State Administrative/Compliance Order with penalty issued73 linked violations
December 31, 2008State Compliance achieved40 linked violations
August 26, 2008State Compliance achieved1 linked violation
August 3, 2008State Violation/Reminder Notice1 linked violation
August 3, 2008State Public Notification requested1 linked violation
August 3, 2008State Public Notification requested1 linked violation
August 3, 2008State Violation/Reminder Notice1 linked violation
July 31, 2008State Other58 linked violations
April 7, 2008State Public Notification received1 linked violation
March 20, 2008State Compliance achieved4 linked violations
March 7, 2008State Public Notification received1 linked violation
March 7, 2008State Public Notification received1 linked violation
March 7, 2008State Public Notification received1 linked violation
February 6, 2008State Violation/Reminder Notice11 linked violations
February 6, 2008State Public Notification requested2 linked violations
February 6, 2008State Violation/Reminder Notice21 linked violations
February 6, 2008State Violation/Reminder Notice2 linked violations
February 6, 2008State Public Notification requested2 linked violations
February 6, 2008State Violation/Reminder Notice6 linked violations
February 6, 2008State Public Notification requested22 linked violations
February 6, 2008State Public Notification requested27 linked violations
February 6, 2008State Violation/Reminder Notice27 linked violations
February 6, 2008State Public Notification requested12 linked violations
July 25, 2007State Public Notification requested2 linked violations
July 20, 2007State Compliance achieved6 linked violations
July 18, 2007State Administrative/Compliance Order with penalty issued5 linked violations
July 13, 2007State Violation/Reminder Notice3 linked violations
February 5, 2007State Violation/Reminder Notice2 linked violations
February 2, 2007State Compliance achieved2 linked violations
January 14, 2007State Public Notification requested2 linked violations
December 13, 2006State Public Notification received2 linked violations
December 13, 2006State Public Notification received2 linked violations
October 31, 2006State Public Notification requested1 linked violation
October 31, 2006State Violation/Reminder Notice1 linked violation
May 12, 2006State Other38 linked violations
February 3, 2006State Administrative/Compliance Order with penalty issued38 linked violations
August 19, 2005State Violation/Reminder Notice9 linked violations
April 13, 2005State Violation/Reminder Notice1 linked violation
January 4, 2005State Public Notification requested4 linked violations
January 3, 2005State Violation/Reminder Notice3 linked violations
January 3, 2005State Violation/Reminder Notice10 linked violations
January 3, 2005State Public Notification requested11 linked violations
January 3, 2005State Public Notification requested4 linked violations
January 3, 2005State Public Notification requested3 linked violations
January 3, 2005State Public Notification requested2 linked violations
January 3, 2005State Public Notification requested1 linked violation
January 3, 2005State Public Notification requested5 linked violations
January 3, 2005State Public Notification requested30 linked violations
January 3, 2005State Violation/Reminder Notice8 linked violations
January 3, 2005State Public Notification requested25 linked violations
December 9, 2002State Compliance achieved3 linked violations
June 12, 2002State Compliance achieved1 linked violation
February 11, 2002State Compliance achieved1 linked violation
January 19, 2002State Public Notification requested2 linked violations
September 24, 2001State Public Notification requested1 linked violation
September 24, 2001State Violation/Reminder Notice1 linked violation
July 9, 2001State Public Notification requested1 linked violation
July 9, 2001State Violation/Reminder Notice1 linked violation
November 5, 2000State Public Notification requested3 linked violations
October 16, 1990Federal Final Administrative Order issued2 linked violations

Contact

HOFER, JASON E

406-379-2340

TURNER, MT 59542