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COUGAR CREEK WATER ASSN

Idaho — Community Water System — PWSID: ID1090030

System Information

PWSIDID1090030
System NameCOUGAR CREEK WATER ASSN
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 13, 1980
Last ReportedDec 19, 2025

Location & Contact

StateIdaho
CityCOOLIN
ZIP Code83821
AddressPO BOX 48
OrganizationWILHELM, STACY
Phone509-209-3011

Population & Service

Population Served270
Service Connections108

Drinking Water Violations (54)

This water system has 54 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
Mar 1, 2021 Mar 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2021 Revised Total Coliform Rule
Mar 1, 2021 Mar 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2021 Revised Total Coliform Rule
Mar 1, 2021 Mar 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2021 Revised Total Coliform Rule
Jul 6, 2020 — E. COLI MR No Yes — — — Resolved Aug 26, 2020 Ground Water Rule
Jul 6, 2020 — E. COLI MR No Yes — — — Resolved Aug 26, 2020 Ground Water Rule
Jul 6, 2020 — E. COLI MR No Yes — — — Resolved Aug 26, 2020 Ground Water Rule
Jul 1, 2020 Jul 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2020 Revised Total Coliform Rule
Jul 1, 2020 Jul 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2020 Revised Total Coliform Rule
Jul 1, 2020 Jul 31, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2020 Revised Total Coliform Rule
Apr 1, 2019 Jun 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2019 Revised Total Coliform Rule
Apr 1, 2019 Jun 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2019 Revised Total Coliform Rule
Apr 1, 2019 Jun 30, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2019 Revised Total Coliform Rule
Jan 1, 2019 Dec 31, 2019 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2019 Nitrate Rule
Jan 1, 2019 Dec 31, 2019 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2019 Nitrate Rule
Jan 1, 2019 Dec 31, 2019 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2019 Nitrate Rule
Oct 26, 2017 — E. COLI MR No Yes — — — Resolved Oct 30, 2018 Ground Water Rule
Oct 26, 2017 — E. COLI MR No Yes — — — Resolved Oct 30, 2018 Ground Water Rule
Oct 26, 2017 — E. COLI MR No Yes — — — Resolved Oct 30, 2018 Ground Water Rule
Jul 1, 2017 Sep 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2017 Revised Total Coliform Rule
Jul 1, 2017 Sep 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2017 Revised Total Coliform Rule
Jul 1, 2017 Sep 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2017 Revised Total Coliform Rule
Oct 1, 2016 Dec 31, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2016 Revised Total Coliform Rule
Oct 1, 2016 Dec 31, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2016 Revised Total Coliform Rule
Oct 1, 2016 Dec 31, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2016 Revised Total Coliform Rule
Apr 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Apr 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Apr 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
Oct 1, 2015 Dec 31, 2015 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2015 Total Coliform Rule
Oct 1, 2015 Dec 31, 2015 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2015 Total Coliform Rule
Jan 1, 2015 Mar 31, 2015 Coliform (TCR) MR No No — 5% of samples — Archived Mar 31, 2015 Total Coliform Rule
Jan 1, 2015 Mar 31, 2015 Coliform (TCR) MR No No — 5% of samples — Archived Mar 31, 2015 Total Coliform Rule
Oct 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2014 Total Coliform Rule
Oct 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2014 Total Coliform Rule
Jan 1, 2011 Dec 31, 2011 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2011 Nitrate Rule
Jan 1, 2011 Dec 31, 2011 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2011 Nitrate Rule
Apr 1, 2009 Jun 30, 2009 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 2009 Total Coliform Rule
Apr 1, 2008 Jun 30, 2008 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 2008 Total Coliform Rule
Jul 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Archived Sep 30, 2007 Total Coliform Rule
Jul 1, 2004 Sep 30, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Sep 30, 2004 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jul 1, 2002 Sep 30, 2002 Coliform (TCR) MR No No — 5% of samples — Archived Sep 30, 2002 Total Coliform Rule
Jan 1, 2001 Dec 31, 2001 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Nitrate Rule
Jan 1, 2001 Dec 31, 2001 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Nitrate Rule
Jan 1, 1995 Dec 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1995 Nitrate Rule
Jan 1, 1993 Dec 31, 1995 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 1995 Nitrate Rule
Jun 1, 1991 Jun 30, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jun 30, 1991 Total Coliform Rule
May 1, 1991 May 31, 1991 Coliform (TCR) MR No Yes — 5% of samples — Archived May 31, 1991 Total Coliform Rule
Apr 1, 1991 Apr 30, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Apr 30, 1991 Total Coliform Rule
Oct 1, 1979 Oct 31, 1979 Endrin MR No No — 0.002 mg/L — Archived Oct 31, 1979 Synthetic Organic Chemicals
Oct 1, 1979 Oct 31, 1979 Chromium MR No No — 0.1 mg/L — Archived Oct 31, 1979 Inorganic Chemicals

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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