A road on the Northwest side is closed because of a collision.

The incident involved an Oro Valley police officer driving a marked vehicle, Lt. Kara Riley, spokeswoman for the Oro Valley Police Department, said in a news release.

The officer, who sustained minor injuries, was taken to a local hospital.

Traffic investigators are on scene, Riley said. The southbound lane of North Oracle Road at North Steam Pump Way is closed until at least 3:30 p.m.