Grady County, OK — Two people were injured after authorities said a house exploded Saturday evening in Grady County.

According to Grady County Fire Department officials, firefighters responded around 6 p.m. Saturday to a report of a residential house explosion with unknown injuries. When firefighters arrived, they found two people who lived in the home had suffered injuries from the explosion and a flash fire that also occurred.

Fire officials said a preliminary investigation indicates the incident was a propane fuel related explosion and fire. The property is a total loss.