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SOUTH LAPWAI

Idaho — Community Water System — PWSID: 101600003

System Information

PWSID101600003
System NameSOUTH LAPWAI
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedAug 25, 1988
Last ReportedDec 30, 2025

Location & Contact

StateIdaho
CityLAPWAI
ZIP Code83540
AddressP.O. BOX 365
OrganizationNEMETH, LINDA
Phone208-621-3891

Population & Service

Population Served235
Service Connections64

Drinking Water Violations (56)

This water system has 56 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, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Nov 6, 2017 Consumer Confidence Rule
Jan 1, 2016 Dec 31, 2016 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2016 Lead and Copper Rule
Jan 1, 2014 Dec 31, 2016 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2014 Dec 31, 2016 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2016 Radionuclides and Revised Rad Rule
Oct 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Aug 27, 2012 Lead and Copper Rule
Feb 1, 2011 Feb 28, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2011 Total Coliform Rule
Oct 1, 2009 — Consumer Confidence Rule Other No No — — — Resolved Jul 18, 2011 Consumer Confidence Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Jul 17, 2009 Consumer Confidence Rule
Jan 1, 2008 Mar 31, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 2010 Inorganic Chemicals
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Archived 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
Jul 1, 2006 — Consumer Confidence Rule Other No No — — — Resolved Jul 31, 2006 Consumer Confidence Rule
Jun 1, 2006 Jun 30, 2006 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 2006 Total Coliform Rule
Apr 1, 2006 Jun 30, 2006 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Jan 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2006 Total Coliform Rule
Oct 1, 2005 — Lead and Copper Rule MR No No — TT — Resolved Mar 15, 2012 Lead and Copper Rule
Jun 1, 2005 Jun 30, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2005 Total Coliform Rule
Mar 1, 2005 Mar 31, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2005 Total Coliform Rule
Feb 1, 2005 Feb 28, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2005 Total Coliform Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2007 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2005 Nitrate Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Apr 1, 2004 Apr 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2004 Total Coliform Rule
Mar 1, 2004 Mar 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2004 Total Coliform Rule
Feb 1, 2004 Feb 29, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 29, 2004 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Dec 1, 2003 Dec 31, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2003 Total Coliform Rule
Nov 1, 2003 Nov 30, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2003 Total Coliform Rule
Mar 1, 2003 Mar 31, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2003 Total Coliform Rule
Feb 1, 2003 Feb 28, 2003 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2003 Total Coliform Rule
Oct 1, 2002 Oct 31, 2002 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2002 Total Coliform Rule
Sep 1, 2002 Sep 30, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 2002 Total Coliform Rule
Jul 1, 2002 Jul 31, 2002 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 2002 Total Coliform Rule
Mar 1, 1997 Mar 31, 1997 Coliform (TCR) MR No Yes — 5% of samples — Archived Mar 31, 1997 Total Coliform Rule
Feb 1, 1997 Feb 28, 1997 Coliform (TCR) MR No Yes — 5% of samples — Archived Feb 28, 1997 Total Coliform Rule
Jan 1, 1997 Jan 31, 1997 Coliform (TCR) MR No Yes — 5% of samples — Archived Jan 31, 1997 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Sep 30, 1996 Total Coliform Rule
Aug 1, 1996 Aug 31, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Aug 31, 1996 Total Coliform Rule
Jul 1, 1996 Jul 31, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Jun 30, 1996 Total Coliform Rule
May 1, 1996 May 31, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived May 31, 1996 Total Coliform Rule
Apr 1, 1996 Apr 30, 1996 Coliform (TCR) MR No Yes — 5% of samples — Archived Apr 30, 1996 Total Coliform Rule
Dec 1, 1995 Dec 31, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Dec 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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