Drinking Water Compliance OS

NEIHART, MT · Cascade County

NEIHART TOWN OF Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
MT0000298
System type
Community Water System
Population served
229
Service connections
110
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    July 1, 2024 – July 31, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    October 1, 2021 – October 31, 2021

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2020 – December 29, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2020 – December 29, 2020

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    October 1, 2018 – October 17, 2018

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    January 1, 2010 – February 11, 2011

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2009 – April 30, 2009

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2009 – April 30, 2009

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2008 – May 31, 2008

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2006 – October 31, 2006

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2006 – October 31, 2006

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2006 – September 30, 2006

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2006 – September 30, 2006

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    September 1, 2006 – September 30, 2006

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2006 – August 31, 2006

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2006 – August 31, 2006

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – July 1, 2008

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    June 1, 2006 – June 30, 2006

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    May 1, 2006 – May 31, 2006

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2006 – May 31, 2006

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    April 1, 2006 – April 30, 2006

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    January 1, 2006 – January 31, 2006

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2005 – August 31, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005

    Addressed
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2005 – June 30, 2005

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    November 1, 2004 – November 30, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    November 1, 2004 – November 30, 2004

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2004 – October 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    October 1, 2004 – October 31, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    October 1, 2004 – October 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    September 1, 2004 – September 30, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    August 1, 2004 – August 31, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    August 1, 2004 – August 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    July 1, 2004 – July 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    June 1, 2004 – June 30, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    May 1, 2004 – May 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    May 1, 2004 – May 31, 2004

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    April 1, 2004 – April 30, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2004 – June 30, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    April 1, 2004 – April 30, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    April 1, 2004 – April 30, 2004

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    April 1, 2004 – April 30, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2004 – December 31, 2004

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2004 – June 30, 2004

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    July 1, 2003 – December 31, 2003

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    July 1, 2002 – December 31, 2002

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2002 – June 30, 2002

    Resolved
  • OCCT/SOWT Study/Recommendation

    Health-based

    Lead and Copper Rule

    July 1, 2001 – December 7, 2004

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    July 1, 2001 – December 21, 2001

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    May 1, 2000 – May 31, 2000

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    April 1, 2000 – April 30, 2000

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    August 1, 1999 – August 31, 1999

    Resolved
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    July 1, 1998 – July 31, 1998

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    July 1, 1998 – July 31, 1998

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    January 1, 1998 – January 31, 1998

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    August 1, 1997 – August 31, 1997

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    July 1, 1997 – July 31, 1997

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1997 – December 31, 1997

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1993 – December 31, 1993

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    May 1, 1992 – May 31, 1992

    Resolved

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmation

Enforcement actions

Contact

REYNOLDS, ROBERT T

406-236-5352

NEIHART, MT 59465