Drinking Water Compliance OS

EAST HELENA, MT · Lewis and Clark County

EAST HELENA CITY 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)
MT0000196
System type
Community Water System
Population served
2,114
Service connections
897
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    June 1, 2025 – June 30, 2025

    Resolved
  • OCCT/SOWT Treatment Installation/Demonstration

    Health-based

    Lead and Copper Rule

    November 4, 2022 – January 24, 2023

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2021 – August 5, 2021

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2015 – February 1, 2016

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2013 – July 19, 2013

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

    Lead and Copper Rule

    August 14, 2003 – August 2, 2006

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

    Lead and Copper Rule

    August 14, 2003 – August 2, 2006

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 1994 – December 31, 1994

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

HARRIS, KELLY

406-227-5321

EAST HELENA, MT 59635