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This report summarizes the activities and performance results of the Noxious Weed Control Program of King County as directed by the King County Noxious Weed Control Board. Tables and charts describe the current distribution and status of Class A and B noxious weeds in King County. You can download the report in sections using the links below.

Please note that these files are in Adobe Acrobat format, so you'll need the Acrobat Viewer to read them. Some files may take several minutes to download.


2009 Annual Report of the King County Noxious Weed Control Board

Program Performance and Activities Tables

King County Council District Report

Featured Noxious Weed Reports


2009_Giant_Hogweed_in_King_County_Page_1 - click to download

Noxious Weed Trends in King County








Related information

Related agencies

Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact staff, see the Noxious Weed Control Program Directory, send an email, or call 206-477-WEED (206-477-9333).