A Concord woman was killed Wednesday afternoon in a traffic accident along Interstate 5 in Buttonwillow.

Maria Milliza Buenafe Anderson, 32, died about 12:25 p.m. when she lost control of her vehicle and it overturned, according to Kern County Coroner's office.

The accident occurred about one mile north of Stockdale Highway. It is being investigated by the California Highway Patrol.