Drinking Water Compliance OS

LAMBERT, MT · Richland County

LAMBERT SEWER AND WATER ASSN 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)
MT0000269
System type
Community Water System
Population served
150
Service connections
118
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    December 1, 2025 – December 31, 2025

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    May 1, 2025 – May 31, 2025

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    March 1, 2025 – March 31, 2025

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    October 1, 2024 – October 31, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    August 1, 2024 – August 31, 2024

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2024 – December 31, 2024

    Resolved
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2024 – December 31, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    April 1, 2023 – April 30, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2023 – December 31, 2025

    Archived
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2021 – December 20, 2022

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2021 – December 19, 2022

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2021 – December 31, 2021

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

    Lead and Copper Rule

    October 1, 2020 – August 10, 2022

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2020 – December 17, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2020 – December 17, 2020

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    January 1, 2020 – January 31, 2020

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    November 1, 2019 – November 30, 2019

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2019 – December 19, 2022

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2019 – December 19, 2022

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    June 1, 2018 – June 30, 2018

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2017 – February 26, 2018

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    September 1, 2017 – August 31, 2020

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2017 – December 4, 2017

    Resolved
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2017 – December 31, 2017

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    April 1, 2015 – June 30, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    January 1, 2015 – March 31, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    October 1, 2014 – December 31, 2014

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    July 1, 2014 – September 30, 2014

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Fluoride

    April 1, 2014 – June 30, 2014

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Fluoride

    October 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 2013 – January 31, 2013

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2012 – December 29, 2022

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2012 – December 29, 2022

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2012 – December 31, 2012

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    January 1, 2012 – March 7, 2012

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2011 – April 1, 2016

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2011 – April 1, 2016

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2011 – December 31, 2013

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2010 – July 27, 2010

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    September 1, 2009 – September 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2009 – September 30, 2009

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2009 – July 27, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 2009 – June 30, 2009

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2008 – December 31, 2008

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2008 – April 6, 2009

    Resolved
  • Monitoring, Regular

    Fluoride

    April 1, 2008 – June 30, 2008

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

    Lead and Copper Rule

    October 1, 2007 – September 30, 2008

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 2007 – August 31, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2007 – April 6, 2009

    Resolved
  • Monitoring, Regular

    Fluoride

    April 1, 2007 – June 30, 2007

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    October 1, 2003 – December 31, 2003

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    July 1, 2003 – July 31, 2003

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    July 1, 2003 – September 30, 2003

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    April 1, 2003 – June 30, 2003

    Resolved
  • Monitoring, Regular

    Fluoride

    April 1, 2003 – June 30, 2003

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    January 1, 2003 – March 31, 2003

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    October 1, 2002 – December 31, 2002

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    July 1, 2002 – September 30, 2002

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    April 1, 2002 – June 30, 2002

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Fluoride

    January 1, 2002 – March 7, 2007

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    April 1, 1992 – April 30, 1992

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Fluoride

    April 24, 1987 – April 23, 1990

    Resolved

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

Enforcement actions

Contact

HILL, KEN

406-914-3346

LAMBERT, MT 59243