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SILVERWOOD

Idaho — Non-Transient Non-Community — PWSID: ID1280091

System Information

PWSIDID1280091
System NameSILVERWOOD
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 13, 1980
Last ReportedDec 19, 2025

Location & Contact

StateIdaho
CityATHOL
ZIP Code83801
Address27843 N HWY 95
OrganizationVAN VALIN, ANNIE
Phone208-683-3400

Population & Service

Population Served3,930
Service Connections55

Drinking Water Violations (84)

This water system has 84 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
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2024 Revised Total Coliform Rule
Jan 1, 2024 Jan 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2024 Revised Total Coliform Rule
Jan 1, 2024 Jan 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2024 Revised Total Coliform Rule
Jan 1, 2024 Jan 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2024 Revised Total Coliform Rule
Jul 1, 2018 Sep 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2018 Revised Total Coliform Rule
Jul 1, 2018 Sep 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2018 Revised Total Coliform Rule
Jul 1, 2018 Sep 30, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2018 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
Jul 1, 2017 Sep 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2017 Revised Total Coliform Rule
Jul 1, 2012 Sep 30, 2012 Coliform (TCR) MR No No — 5% of samples — Archived Sep 30, 2012 Total Coliform Rule
Feb 2, 2011 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Feb 2, 2011 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Oct 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved May 29, 2018 Lead and Copper Rule
Oct 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved May 29, 2018 Lead and Copper Rule
Oct 1, 2009 — Lead and Copper Rule MR No No — TT — Resolved May 29, 2018 Lead and Copper Rule
Jan 1, 2008 Dec 31, 2010 Nickel MR No Yes — — — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Beryllium, Total MR No Yes — 0.004 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Antimony, Total MR No Yes — 0.006 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Antimony, Total MR No Yes — 0.006 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Nickel MR No Yes — — — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Barium MR No Yes — 2 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Beryllium, Total MR No Yes — 0.004 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Thallium, Total MR No Yes — 0.002 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Thallium, Total MR No Yes — 0.002 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Arsenic MR No Yes — 0.010 mg/L — Archived Dec 31, 2010 Arsenic Rule
Jan 1, 2008 Dec 31, 2010 Arsenic MR No Yes — 0.010 mg/L — Archived Dec 31, 2010 Arsenic Rule
Jan 1, 2008 Dec 31, 2010 Arsenic MR No Yes — 0.010 mg/L — Archived Dec 31, 2010 Arsenic Rule
Jan 1, 2008 Dec 31, 2010 Selenium MR No Yes — 0.05 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Selenium MR No Yes — 0.05 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Cadmium MR No Yes — 0.005 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Cadmium MR No Yes — 0.005 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Barium MR No Yes — 2 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Chromium MR No Yes — 0.1 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Chromium MR No Yes — 0.1 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Mercury MR No Yes — 0.002 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Mercury MR No Yes — 0.002 mg/L — Archived Dec 31, 2010 Inorganic Chemicals
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jul 1, 2002 Feb 13, 2003 Lead and Copper Rule MR No No — TT — Resolved Feb 13, 2003 Lead and Copper Rule
Jan 1, 2002 Feb 13, 2003 Lead and Copper Rule MR No No — TT — Resolved Feb 13, 2003 Lead and Copper Rule
Jul 1, 2001 Feb 13, 2003 Lead and Copper Rule MR No No — TT — Resolved Feb 13, 2003 Lead and Copper Rule
Jan 1, 2001 Dec 31, 2001 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Nitrate Rule
Jan 1, 2001 Feb 13, 2003 Lead and Copper Rule MR No No — TT — Resolved Feb 13, 2003 Lead and Copper Rule
Jul 1, 2000 Feb 13, 2003 Lead and Copper Rule MR No No — TT — Resolved Feb 13, 2003 Lead and Copper 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 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1993 Dec 31, 1995 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Volatile Organic Chemicals
Jan 1, 1993 Dec 31, 1995 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Volatile Organic 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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