Drinking Water Compliance OS

CLANCY, MT · Jefferson County

HANGMANS TREE WUA 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)
MT0000128
System type
Community Water System
Population served
158
Service connections
64
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2021 – July 27, 2021

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    January 18, 2020 – February 27, 2020

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2014 – February 23, 2015

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2012 – July 17, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    May 1, 2012 – May 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    April 1, 2012 – June 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    January 1, 2012 – March 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    October 1, 2011 – December 31, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    July 1, 2011 – September 30, 2011

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 1995 – June 30, 1995

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

GRESENS, LISA

406-933-8535

CLANCY, MT 59634