DUCK LAKE WATER ASSOCIATION
Washington — Community Water System — PWSID: WA5320200
System Information
| PWSID | WA5320200 |
| System Name | DUCK LAKE WATER ASSOCIATION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Okanogan |
| ZIP Code | 98840-8221 |
| Address | 1726 Old Highway 97 |
| Organization | DUCK LAKE WATER ASSOCIATION |
| Phone | — |
Population & Service
| Population Served | 635 |
| Service Connections | 190 |
Drinking Water Violations (62)
This water system has 62 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 | — | MR | No | No | — | TT | — | Resolved | Feb 22, 2017 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | — | |
| Oct 19, 1999 | Dec 31, 1999 | Other | No | Yes | — | — | — | Resolved | Dec 31, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1999 | — | |
| May 1, 1997 | May 31, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1997 | — | |
| Sep 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1995 | — | |
| Oct 19, 1994 | Nov 18, 1994 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 18, 1994 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1993 | — | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Jul 31, 1993 | — | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | No | — | 5% of samples | — | Archived | Feb 29, 1992 | — | |
| Jan 1, 1992 | Jan 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1992 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1991 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1991 | — |
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.