DeWitt County – Local firefighters responded to a fire and explosion at an oil and gas facility in rural DeWitt County Wednesday afternoon.

According to local officials, the fire happened at about 5:45 p.m. for unexplained reasons at a saltwater disposal lease at a location on W. State Highway 72 about three miles northeast of Yorktown.

The highway was closed to traffic while firefighters put out grass fires ignited in the area. By 6:59 p.m. all the grass fires had been extinguished. Air quality was continually monitored for the safety of all persons in the area.

Responding fire departments decided to let the fire burn itself out. A about 7:15 p.m. a tank on the site exploded as a result of the heat from the blaze.

The highway was re-opened at 10 p.m. Wednesday night. Crews remained on scene throughout the night to monitor the fire and were expected to fully extinguish the fire Thursday morning.

No injuries were reported to workers on sight or any responding firefighters. The cause of the fire has not been determined and will be investigated by the Texas Commission on Environmental Quality and the Texas Railroad Commission.