Three people were injured in an accident south of Tonkawa Wednesday night, the Oklahoma Highway Patrol reports.

Julie Howard, 38, of Tonkawa was driving a 2001 Chevy Suburban at 6:40 p.m. Wednesday westbound on Oakland Avenue at 13th Street, a half mile south of Tonkawa. The Highway Patrol said she failed to stop at a stop sign, hit a culvert and went into a ditch.

Howard was transported by Trooper Langston to Alliance Health Ponca City, where she was treated and released.

Tristan Wilde, 33, of Stillwater, a passenger in the vehicle, was transported by Air Evac to OU Medical Center in Oklahoma City. The patrol reported she was admitted in stable condition with whole body injuries.

A 14-year-old girl, also a passenger in the vehicle, was transported by Ponca City EMS to St. Francis Hospital in Tulsa. The patrol reported she was admitted in stable condition with head and arm injuries.

The patrol reports the accident is still under investigation, but determined the cause of the collision was DUI.