Traffic #ALERT: Fatal Crash Involving Motorcyclist, Investigation Closing SB I-5 at Marquam Bridge

On Friday, June 19, 2026 at 6:18 p.m., Portland Police Officers assigned to North Precinct responded to a call of a crash on southbound Interstate-5 at exit 299A/Lake Oswego, just south of the Marquam Bridge. When they arrived they found a motorcycle-involved crash. EMS also responded and paramedics determined that the rider was deceased at the scene. Preliminary information is that no other vehicles were involved.

The Portland Police Traffic Division Major Crash Team is responding to the scene to investigate. During the investigation, southbound I-5 is closed. Traffic is being routed from the Marquam Bridge onto northbound I-405. When possible, drivers should use I-205 as a bypass to continue into south and southwest Portland. The Oregon Department of Transportation is on scene assisting PPB with traffic control.

If anyone has information about this crash and has not already spoken to police, please submit a tip via our online portal. Submit a Tip The case number is 26-178327.

The PIO is not responding to the scene. Additional information will be released when appropriate.

This is the 20^th traffic-related fatality this year in Portland, and the second in a span of 25 hours. This is the 8^th of the year involving a motorcycle or gas-powered scooter.

###PPB###