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DUCK LAKE WATER ASSOCIATION

Washington — Community Water System — PWSID: WA5320200

System Information

PWSIDWA5320200
System NameDUCK LAKE WATER ASSOCIATION
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityOkanogan
ZIP Code98840-8221
Address1726 Old Highway 97
OrganizationDUCK LAKE WATER ASSOCIATION
Phone—

Population & Service

Population Served635
Service Connections190

Drinking Water Violations (61)

This water system has 61 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, 2014 — Lead and Copper Rule MR No No — TT — Resolved Feb 22, 2017 Lead and Copper Rule
Apr 1, 2011 Jun 30, 2011 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Styrene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Toluene MR No Yes — 1 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Apr 1, 2011 Jun 30, 2011 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2011 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 OXAMYL MR No Yes — 0.2 mg/L — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfoxide MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfone MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Carbofuran MR No Yes — 0.04 mg/L — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfoxide MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Carbofuran MR No Yes — 0.04 mg/L — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 OXAMYL MR No Yes — 0.2 mg/L — Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfone MR No Yes — — — Archived Dec 31, 2010 Synthetic Organic Chemicals
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1999 Total Coliform Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1999 Total Coliform Rule
Aug 1, 1999 Aug 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1999 Total Coliform Rule
May 1, 1997 May 31, 1997 Coliform (TCR) MR No Yes — 5% of samples — Archived May 31, 1997 Total Coliform Rule
Sep 1, 1995 Sep 30, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Sep 30, 1995 Total Coliform Rule
Oct 19, 1994 Nov 18, 1994 Coliform (TCR) MR No Yes — 5% of samples — Archived Nov 18, 1994 Total Coliform Rule
Sep 1, 1993 Sep 30, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1993 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1993 Total Coliform Rule
Jul 1, 1993 Jul 31, 1993 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1993 Total Coliform Rule
Jun 1, 1992 Jun 30, 1992 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 1992 Total Coliform Rule
May 1, 1992 May 31, 1992 Coliform (TCR) MR No No — 5% of samples — Archived May 31, 1992 Total Coliform Rule
May 1, 1992 May 31, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived May 31, 1992 Total Coliform Rule
May 1, 1992 May 31, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived May 31, 1992 Total Coliform Rule
May 1, 1992 May 31, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived May 31, 1992 Total Coliform Rule
Feb 1, 1992 Feb 29, 1992 Coliform (TCR) MR No No — 5% of samples — Archived Feb 29, 1992 Total Coliform Rule
Jan 1, 1992 Jan 31, 1992 Coliform (TCR) MR No Yes — 5% of samples — Archived Jan 31, 1992 Total Coliform Rule
Oct 1, 1991 Oct 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 1991 Total Coliform Rule
Oct 1, 1991 Oct 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 1991 Total Coliform Rule
Oct 1, 1991 Oct 31, 1991 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 1991 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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