Tukwila Fire Department units and Washington State Patrol responded to a three-car crash in the 17800 block of northbound Interstate 5 on Sunday, TFD tweeted just before 5 p.m.
Three lanes of northbound I-5 had been blocked but have since been reopened.
One person was transported to an area hospital for medical evaluation.
Drivers are advised to avoid the area while WSP investigates.