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NORTHWEST WATER TREATMENT CO

Montana — Non-Transient Non-Community — PWSID: MT0003413

System Information

PWSIDMT0003413
System NameNORTHWEST WATER TREATMENT CO
System TypeNon-Transient Non-Community
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedSep 15, 1989
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityBOZEMAN
ZIP Code59715
Address15 Shawnee Way
OrganizationMCKAY, SHAUNTELLE
Phone406-586-2453

Population & Service

Population Served118
Service Connections1

Drinking Water Violations (95)

This water system has 95 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
Jan 1, 2025 Jan 31, 2025 Bromate MR No Yes — 0.010 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Jan 31, 2025 Bromate MR No Yes — 0.010 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Jan 31, 2025 Bromate MR No Yes — 0.010 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Sep 1, 2024 Sep 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 17, 2023 Revised Total Coliform Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 17, 2023 Revised Total Coliform Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 17, 2023 Revised Total Coliform Rule
Jan 1, 2023 Mar 31, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Bromate MR No Yes — 0.010 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 Bromate MR No Yes — 0.010 mg/L — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2022 Mar 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 14, 2022 Revised Total Coliform Rule
Mar 1, 2022 Mar 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 14, 2022 Revised Total Coliform Rule
Mar 1, 2022 Mar 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 14, 2022 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Apr 1, 2016 Jun 30, 2016 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2016 Jun 30, 2016 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2016 Jun 30, 2016 Bromate MR No Yes — 0.010 mg/L — Resolved Jun 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2016 Apr 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2016 Revised Total Coliform Rule
Apr 1, 2016 Apr 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2016 Revised Total Coliform Rule
Apr 1, 2016 Apr 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2016 Revised Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 2012 Total Coliform Rule
May 1, 2012 May 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved May 7, 2012 Total Coliform Rule
May 1, 2012 May 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved May 7, 2012 Total Coliform Rule
May 1, 2012 May 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved May 7, 2012 Total Coliform Rule
Jan 1, 2012 Jan 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 3, 2012 Total Coliform Rule
Jan 1, 2012 Jan 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 3, 2012 Total Coliform Rule
Jan 1, 2012 Jan 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 3, 2012 Total Coliform Rule
Dec 1, 2011 Dec 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 12, 2011 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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