Drinking Water Compliance OS

HEART BUTTE, 08

HEART BUTTE SCHOOL 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 EPA Region 8’s official records. Always confirm current status with EPA Region 8 before making decisions based on this information.

System facts

System ID (PWSID)
083090009
System type
Community Water System
Population served
250
Service connections
18
Ownership
Native American tribal
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2023 – February 27, 2024

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    October 1, 2023 – October 31, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    September 1, 2021 – August 31, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2015 – August 31, 2017

    Resolved
  • Monitoring, Regular

    Radium-228

    January 1, 2015 – December 31, 2020

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    August 1, 2011 – August 31, 2011

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2011 – April 30, 2011

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

COBELL, MARCY

406-338-2211

HEART BUTTE, MT 59448