For the latest COVID-19 health guidance, statistics and resources, visit Coronavirus.wa.gov.
You are Here:
SR 20-North Cascades Highway closed with detour between Rockport and MarblemountA large rock slide is covering SR 20 east of Rockport. The highway is closed in both directions with a detour until further notice. The detour takes eastbound drivers from SR 20 to westbound SR 530 at Rockport, then east on Rockport Cascade Road, and west on Cascade River Road before returning to SR 20 in Marblemount. The same detour is available for westbound SR 20 drivers. Learn about high impact closures or follow @WSDOT_North on Twitter to get real-time information.