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HAVRE CITY OF

Montana — Community Water System — PWSID: MT0000524

System Information

PWSIDMT0000524
System NameHAVRE CITY OF
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 5, 1980
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityHAVRE
ZIP Code59501
AddressPO BOX 231
OrganizationMORK, TREVOR L.
Phone406-265-4941

Population & Service

Population Served9,921
Service Connections3,644

Drinking Water Violations (76)

This water system has 76 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2024 Revised Total Coliform Rule
May 1, 2024 May 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2024 Revised Total Coliform Rule
May 1, 2024 May 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2024 Revised Total Coliform Rule
May 1, 2024 May 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2024 Revised Total Coliform Rule
May 1, 2024 May 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Long Term 2 Enhanced Surface Water Treatment Rule
Feb 1, 2024 — Public Notice Other No No — — — Resolved Mar 18, 2024 Public Notice Rule and Revised PN Rule
Feb 1, 2024 — Public Notice Other No No — — — Resolved Mar 18, 2024 Public Notice Rule and Revised PN Rule
Feb 1, 2024 — Public Notice Other No No — — — Resolved Mar 18, 2024 Public Notice Rule and Revised PN Rule
Feb 1, 2024 — Public Notice Other No No — — — Resolved Mar 18, 2024 Public Notice Rule and Revised PN Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Archived Feb 29, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2022 Sep 30, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2013 Consumer Confidence Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2013 Consumer Confidence Rule
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2013 Inorganic Chemicals
Feb 1, 2007 Feb 28, 2007 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Feb 28, 2007 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2007 Feb 28, 2007 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Feb 28, 2007 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2007 Feb 28, 2007 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Feb 28, 2007 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Feb 1, 2007 Feb 28, 2007 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Feb 28, 2007 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2005 Sep 30, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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