1 Injured in Four-Vehicle Crash on Interstate 170 [St. Louis County, MO]

Police Investigate Four-Vehicle Crash on Interstate 170 in St. Louis County

ST. LOUIS COUNTY, MO (April 30, 2026) — One person sustained minor injuries in a 4-vehicle crash on Interstate 170 on Thursday afternoon.

The Missouri Department of Transportation said the crash happened at about 12:10 p.m. and involved three cars and one truck.

Emergency crews responded to the scene and closed all southbound lanes while they assisted those involved and cleared the roadway. 

Crews reopened one lane of traffic at about 12:50 p.m. All southbound lanes reopened by 1:05 p.m.

Sgt. Andy Gadberry said one person suffered minor injuries in the crash.

Authorities have not released additional details about what caused the collision. 

The crash remains under investigation.

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