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WEST GATE KOA CG

Montana — Transient Non-Community — PWSID: MT0001806

System Information

PWSIDMT0001806
System NameWEST GATE KOA CG
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
CityWEST YELLOWSTONE
ZIP Code59758
Address1545 TARGEE PASS HWY
OrganizationSTOTT, FRED
Phone408-310-8556

Population & Service

Population Served722
Service Connections242

Drinking Water Violations (32)

This water system has 32 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
May 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 25, 2023 Revised Total Coliform Rule
May 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 25, 2023 Revised Total Coliform Rule
May 2, 2022 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 25, 2023 Revised Total Coliform Rule
May 2, 2018 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 18, 2018 Revised Total Coliform Rule
May 2, 2018 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 18, 2018 Revised Total Coliform Rule
May 2, 2018 — Revised Total Coliform Rule TT Yes No — — — Resolved Jul 18, 2018 Revised Total Coliform Rule
Aug 1, 2008 Aug 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2008 Total Coliform Rule
Aug 1, 2008 Aug 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2008 Total Coliform Rule
Aug 1, 2008 Aug 31, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2008 Total Coliform Rule
Jun 1, 2008 Jun 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2008 Total Coliform Rule
Jun 1, 2008 Jun 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2008 Total Coliform Rule
Jun 1, 2008 Jun 30, 2008 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2008 Total Coliform Rule
Jul 1, 2005 Sep 30, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2005 Total Coliform Rule
Jul 1, 2005 Sep 30, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2005 Total Coliform Rule
Jul 1, 2005 Sep 30, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2005 Total Coliform Rule
Jan 1, 2005 Dec 31, 2005 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2005 Nitrate Rule
Jan 1, 2005 Dec 31, 2005 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2005 Nitrate Rule
Apr 1, 2004 Jun 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2004 Total Coliform Rule
Apr 1, 2004 Jun 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2004 Total Coliform Rule
Apr 1, 2004 Jun 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2004 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 1999 Dec 31, 1999 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1999 Nitrate Rule
Jan 1, 1999 Dec 31, 1999 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1999 Nitrate Rule
Jan 1, 1999 Dec 31, 1999 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1999 Nitrate Rule
Jan 1, 1996 Dec 31, 1996 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1996 Nitrate Rule
Aug 1, 1995 Aug 31, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1995 Total Coliform Rule
Aug 1, 1995 Aug 31, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1995 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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