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THOMPSON RANCHETTES II

Montana — Community Water System — PWSID: MT0002893

System Information

PWSIDMT0002893
System NameTHOMPSON RANCHETTES II
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedDec 30, 1983
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityKALISPELL
ZIP Code59901
Address169 GUNSIGHT LOOP
OrganizationOLSEN, G.D.
Phone406-249-7066

Population & Service

Population Served100
Service Connections32

Drinking Water Violations (51)

This water system has 51 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, 2020 — Consumer Confidence Rule Other No No — — — Resolved Nov 6, 2020 Consumer Confidence Rule
Oct 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Nov 6, 2020 Consumer Confidence Rule
Oct 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Sep 30, 2012 Consumer Confidence Rule
Oct 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Sep 30, 2012 Consumer Confidence Rule
Oct 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Sep 30, 2012 Consumer Confidence Rule
Jul 1, 2009 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2009 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2009 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2009 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Mar 1, 2009 Mar 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2009 Total Coliform Rule
Mar 1, 2009 Mar 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2009 Total Coliform Rule
Mar 1, 2009 Mar 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2009 Total Coliform Rule
Mar 1, 2009 Mar 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2009 Total Coliform Rule
Mar 1, 2009 Mar 31, 2009 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2009 Total Coliform Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Nov 12, 2009 Consumer Confidence Rule
Jul 1, 2005 — Consumer Confidence Rule Other No No — — — Resolved Sep 21, 2005 Consumer Confidence Rule
Jul 1, 2005 — Consumer Confidence Rule Other No No — — — Resolved Sep 21, 2005 Consumer Confidence Rule
Jan 1, 1998 Dec 31, 1998 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1998 Nitrate Rule
Aug 1, 1997 Aug 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1997 Total Coliform Rule
Aug 1, 1997 Aug 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1997 Total Coliform Rule
Jan 1, 1997 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2000 Lead and Copper Rule
Jan 1, 1997 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2000 Lead and Copper Rule
Jan 1, 1996 Dec 31, 1998 Nickel MR No Yes — — — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 LASSO MR No Yes — — — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
Jan 1, 1996 Dec 31, 1998 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1998 Inorganic Chemicals
Jan 1, 1996 Dec 31, 1998 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 1998 Arsenic Rule
Jan 1, 1996 Dec 31, 1998 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1998 Synthetic Organic Chemicals
May 1, 1995 May 31, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1995 Total Coliform Rule
May 1, 1995 May 31, 1995 Coliform (TCR) MR No No — 5% of samples — Resolved May 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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