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BIG TIMBER KOA

Montana — Transient Non-Community — PWSID: MT0001682

System Information

PWSIDMT0001682
System NameBIG TIMBER KOA
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 5, 1980
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityBIG TIMBER
ZIP Code59011
Address693 HWY 10 E
OrganizationBRYDON, JONATHON
Phone406-932-6569

Population & Service

Population Served600
Service Connections57

Drinking Water Violations (98)

This water system has 98 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, 2025 — Revised Total Coliform Rule TT Yes No — — — Unaddressed — Revised Total Coliform Rule
Oct 1, 2025 — Revised Total Coliform Rule TT Yes No — — — Unaddressed — Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No Yes — — — Archived Jul 31, 2025 Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No Yes — — — Archived Jul 31, 2025 Revised Total Coliform Rule
Aug 1, 2022 Aug 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2022 Revised Total Coliform Rule
Aug 1, 2022 Aug 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2022 Revised Total Coliform Rule
Aug 1, 2022 Aug 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2022 Revised Total Coliform Rule
Apr 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Mar 29, 2023 Revised Total Coliform Rule
Apr 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Mar 29, 2023 Revised Total Coliform Rule
Apr 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Mar 29, 2023 Revised Total Coliform Rule
Jan 1, 2022 Dec 31, 2022 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2022 Nitrate Rule
Jan 1, 2022 Dec 31, 2022 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2022 Nitrate Rule
Jan 1, 2022 Dec 31, 2022 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2022 Nitrate Rule
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2021 Revised Total Coliform Rule
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2021 Revised Total Coliform Rule
Jul 1, 2021 Jul 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2021 Revised Total Coliform Rule
Jun 2, 2020 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 15, 2021 Revised Total Coliform Rule
Jun 2, 2020 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 15, 2021 Revised Total Coliform Rule
Jun 2, 2020 — Revised Total Coliform Rule RPT No No — — — Resolved Apr 15, 2021 Revised Total Coliform Rule
Jun 2, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 30, 2016 Revised Total Coliform Rule
Jun 2, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 30, 2016 Revised Total Coliform Rule
Jun 2, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 30, 2016 Revised Total Coliform Rule
Sep 1, 2008 Sep 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2008 Total Coliform Rule
Sep 1, 2008 Sep 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2008 Total Coliform Rule
Sep 1, 2008 Sep 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2008 Total Coliform Rule
Sep 1, 2008 Sep 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2008 Total Coliform Rule
Sep 1, 2008 Sep 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2008 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Sep 1, 2006 Sep 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2006 Total Coliform Rule
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform Rule
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform Rule
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform Rule
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform Rule
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform 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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