OPHEIM, MT · Valley County

OPHEIM TOWN OF Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Montana’s official records. Always confirm current status with Montana before making decisions based on this information.

System facts

System ID (PWSID): MT0000301
System type: Community Water System
Population served: 111
Service connections: 69
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, E. coli (RTCR)
Health-based
Revised Total Coliform Rule
September 1, 2021 – September 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2020 – September 30, 2020
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Barium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Chromium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Barium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Selenium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Selenium
January 1, 2020 – December 31, 2022
Resolved
Maximum Contaminant Level Violation, E. coli (RTCR)
Health-based
Revised Total Coliform Rule
October 1, 2016 – October 31, 2016
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2015 – November 30, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2015 – October 31, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2015 – September 30, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2015 – August 31, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2015 – July 31, 2015
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
July 1, 2015 – March 28, 2016
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2014 – February 1, 2015
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 2014 – December 31, 2014
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2014 – September 30, 2014
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2014 – August 31, 2014
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2014 – July 31, 2014
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2013 – July 31, 2013
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2011 – February 13, 2013
Resolved
Monitoring, Regular
—
Barium
January 1, 2011 – February 13, 2013
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Barium
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2011 – February 13, 2013
Resolved
Monitoring, Regular
—
Selenium
January 1, 2011 – February 13, 2013
Resolved
Monitoring, Regular
—
Mercury
January 1, 2011 – February 13, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2010 – May 31, 2010
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2010 – March 31, 2010
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2009 – September 12, 2012
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
September 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2005 – August 31, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2003 – November 30, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2003 – August 31, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1999 – July 31, 1999
Resolved
Monitoring, Regular
—
Simazine
January 1, 1999 – December 31, 2001
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
September 1, 2021 – September 30, 2021	Maximum Contaminant Level Violation, E. coli (RTCR)	Revised Total Coliform Rule	Health-based	Resolved
September 1, 2020 – September 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Barium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Chromium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Barium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Selenium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Selenium	—	Resolved
October 1, 2016 – October 31, 2016	Maximum Contaminant Level Violation, E. coli (RTCR)	Revised Total Coliform Rule	Health-based	Resolved
November 1, 2015 – November 30, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2015 – October 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2015 – August 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2015 – July 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2015 – March 28, 2016	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
December 30, 2014 – February 1, 2015	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
December 1, 2014 – December 31, 2014	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
September 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
August 1, 2014 – August 31, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 2014 – July 31, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 2013 – July 31, 2013	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2011 – February 13, 2013	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2011 – February 13, 2013	Monitoring, Regular	Barium	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Barium	—	Resolved
January 1, 2011 – February 13, 2013	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2011 – February 13, 2013	Monitoring, Regular	Selenium	—	Resolved
January 1, 2011 – February 13, 2013	Monitoring, Regular	Mercury	—	Resolved
August 1, 2010 – August 31, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
May 1, 2010 – May 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2010 – March 31, 2010	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2009 – September 12, 2012	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2005 – August 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
November 1, 2003 – November 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2003 – August 31, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1999 – July 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 1999 – December 31, 2001	Monitoring, Regular	Simazine	—	Resolved
July 1, 1995 – July 31, 1995	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved

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

Enforcement actions

September 9, 2024State Public Notification received12 linked violations
August 21, 2024State Public Notification requested6 linked violations
August 21, 2024State Violation/Reminder Notice6 linked violations
August 21, 2024State Public Notification requested6 linked violations
August 21, 2024State Violation/Reminder Notice6 linked violations
December 11, 2023State Compliance achieved6 linked violations
December 11, 2023State Compliance achieved6 linked violations
October 13, 2021State Compliance achieved1 linked violation
September 24, 2021State Public Notification received1 linked violation
September 23, 2021State Public Notification requested1 linked violation
September 23, 2021State Violation/Reminder Notice1 linked violation
October 20, 2020State Violation/Reminder Notice1 linked violation
October 20, 2020State Compliance achieved1 linked violation
October 20, 2020State Public Notification requested1 linked violation
November 7, 2016State Compliance achieved1 linked violation
October 24, 2016State Public Notification received1 linked violation
October 17, 2016State Boil Water Order1 linked violation
October 17, 2016State Public Notification requested1 linked violation
October 17, 2016State Violation/Reminder Notice1 linked violation
April 27, 2016State Administrative/Compliance Order with penalty issued9 linked violations
April 27, 2016State Administrative/Compliance Order with penalty issued1 linked violation
March 28, 2016State Compliance achieved1 linked violation
December 21, 2015State Compliance achieved1 linked violation
December 21, 2015State Compliance achieved1 linked violation
December 21, 2015State Compliance achieved1 linked violation
December 21, 2015State Compliance achieved1 linked violation
December 21, 2015State Compliance achieved1 linked violation
November 30, 2015State Public Notification received1 linked violation
November 20, 2015State Public Notification requested1 linked violation
November 20, 2015State Violation/Reminder Notice1 linked violation
November 20, 2015State Violation/Reminder Notice1 linked violation
November 9, 2015State Public Notification received1 linked violation
November 3, 2015State Other8 linked violations
November 3, 2015State Other1 linked violation
November 3, 2015State Other1 linked violation
October 22, 2015State Violation/Reminder Notice1 linked violation
October 22, 2015State Violation/Reminder Notice1 linked violation
October 22, 2015State Public Notification requested1 linked violation
October 5, 2015State Public Notification received1 linked violation
September 23, 2015State Public Notification requested1 linked violation
September 11, 2015State Public Notification received1 linked violation
August 20, 2015State Public Notification requested1 linked violation
August 20, 2015State Violation/Reminder Notice1 linked violation
August 20, 2015State Violation/Reminder Notice1 linked violation
August 3, 2015State Public Notification received1 linked violation
July 23, 2015State Violation/Reminder Notice1 linked violation
July 23, 2015State Public Notification requested1 linked violation
July 23, 2015State Violation/Reminder Notice1 linked violation
July 13, 2015State Public Notification requested1 linked violation
July 13, 2015State Violation/Reminder Notice1 linked violation
February 1, 2015State Compliance achieved1 linked violation
January 30, 2015State Public Notification received1 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 14, 2015State Compliance achieved1 linked violation
October 20, 2014State Public Notification received1 linked violation
October 6, 2014State Compliance achieved1 linked violation
October 6, 2014State Compliance achieved1 linked violation
October 6, 2014State Compliance achieved1 linked violation
September 24, 2014State Violation/Reminder Notice1 linked violation
September 24, 2014State Public Notification requested1 linked violation
September 15, 2014State Public Notification received1 linked violation
August 26, 2014State Violation/Reminder Notice1 linked violation
August 26, 2014State Public Notification requested1 linked violation
August 26, 2014State Violation/Reminder Notice1 linked violation
July 18, 2014State Public Notification received1 linked violation
July 11, 2014State Public Notification requested1 linked violation
July 11, 2014State Violation/Reminder Notice1 linked violation
July 11, 2014State Violation/Reminder Notice1 linked violation
February 13, 2014State Public Notification received12 linked violations
February 13, 2014State Compliance achieved6 linked violations
January 24, 2014State Violation/Reminder Notice8 linked violations
January 24, 2014State Public Notification requested6 linked violations
January 24, 2014State Violation/Reminder Notice6 linked violations
July 31, 2013State Compliance achieved1 linked violation
July 16, 2013State Violation/Reminder Notice1 linked violation
February 13, 2013State Compliance achieved6 linked violations
September 12, 2012State Compliance achieved1 linked violation
November 12, 2011State Public Notification requested1 linked violation
November 12, 2011State Violation/Reminder Notice1 linked violation
September 28, 2010State Public Notification received1 linked violation
September 27, 2010State Compliance achieved1 linked violation
September 21, 2010State Compliance achieved1 linked violation
September 21, 2010State Compliance achieved1 linked violation
September 21, 2010State Compliance achieved1 linked violation
September 17, 2010State Public Notification requested1 linked violation
September 17, 2010State Violation/Reminder Notice1 linked violation
August 7, 2010State Public Notification requested1 linked violation
August 7, 2010State Violation/Reminder Notice1 linked violation
August 5, 2010State Public Notification requested1 linked violation
August 5, 2010State Violation/Reminder Notice1 linked violation
July 1, 2010State Public Notification requested1 linked violation
July 1, 2010State Violation/Reminder Notice1 linked violation
April 19, 2010State Public Notification requested1 linked violation
April 19, 2010State Violation/Reminder Notice1 linked violation
April 19, 2010State Public Notification requested1 linked violation
April 6, 2010State Compliance achieved1 linked violation
April 24, 2009State Compliance achieved1 linked violation
January 8, 2009State Compliance achieved8 linked violations
September 18, 2006State Violation/Reminder Notice2 linked violations
December 20, 2003State Compliance achieved1 linked violation
September 2, 2003State Public Notification received1 linked violation
August 22, 2003State Public Notification requested2 linked violations
July 12, 2002State Violation/Reminder Notice2 linked violations
July 12, 2002State Public Notification requested2 linked violations
July 12, 2002State Violation/Reminder Notice2 linked violations
July 12, 2002State Public Notification requested2 linked violations
July 12, 2002State Violation/Reminder Notice2 linked violations
July 12, 2002State Violation/Reminder Notice1 linked violation
September 24, 2001State Public Notification requested1 linked violation
September 24, 2001State Violation/Reminder Notice1 linked violation
June 22, 2001State Compliance achieved1 linked violation
June 22, 2001State Compliance achieved1 linked violation
May 15, 2001State Compliance achieved1 linked violation
November 3, 1999State Public Notification requested2 linked violations
November 3, 1999State Violation/Reminder Notice1 linked violation
August 15, 1999State Violation/Reminder Notice1 linked violation
August 15, 1999State Public Notification requested1 linked violation
August 15, 1999State Violation/Reminder Notice1 linked violation

Contact

CRANDELL, DOROTHY

406-762-3355

OPHEIM, MT 59250