UPDATE - WSDOT Travel Advisory: SR 20 reopens east of Sedro-Woolley following a collision Monday morning, Aug. 10

Washington State Department of Transportation

Northwest Region – 15700 Dayton Avenue – Shoreline, WA 98133 – 206-440-4000

TRAVEL ADVISORY
Aug. 10, 2026

UPDATE: All lanes of SR 20 have reopened east of Sedro-Woolley. 

Contact:            Casey Conley, communications, 206-718-4182 (mobile)

SR 20 blocked east of Sedro-Woolley due to a collision Monday morning, Aug. 10

SEDRO-WOOLLEY – All lanes of State Route 20 are blocked near Sims Road (milepost 70) east of Sedro-Woolley due to a collision. Local detour routes are in place. 

Emergency responders are on scene. There is no estimated time for when the road will reopen.

People should use caution and expect delays.

Real-time travel information is available from the WSDOT mobile app, the WSDOT Travel Center Map or by signing up for WSDOT's email updates.

Hyperlinks within the release:

###

WSDOT keeps people, businesses and the economy moving by operating and improving the state's transportation systems. To learn more about what we're doing, go to www.wsdot.wa.gov/news for pictures, videos, news and blogs. Real time traffic information is available at wsdot.com/traffic.