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 of the files are quite large. Approximate download time for a 56K modem is listed for each section.

• 2004 Annual Report - Part One (1010 KB, 2.5 min)
• 2004 Annual Report - Part Two (406, 1 min)
• Appendix A: 2004 King County Noxious Weed List (292 KB, 42 sec)
• Appendix B: Known Noxious Weed Sites: Cumulative 1996-2004 (207 KB, 30 sec)
• Appendix C: New Infestations on Parcels: Selected Weeds 1999-2004 (236 KB, 34 sec)
• Appendix D: Profiles of King County's Top Four Noxious Weeds: Tansy Ragwort, Giant Hogweed, Spotted Knapweed, Purple Loosestrife (1552 KB, 4 min)
• Appendix E: Known Noxious Weed Locations Map (7390 KB, 18 min)
• Appendix F: Number of Active Noxious Weed Sites by Council District
• Appendix G: Top 20 Noxious Weeds Found in King County 1999 to 2004
• Appendix H: Control of Noxious Weeds in King County: 1999-2004
• Appendix I: Noxious Weeds in King County: Number of Infestations Found and Controlled 1999-2004 (Appendices F through I are combined, 697 KB, 2 min)

Related information

• DNRP publications
• Agriculture in King County, Washington
• Northwest yard and garden
• Animals, plants and habitat

Related agencies

• Dept. of Natural Resources and Parks
• Water and Land Resources Division

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).