The tanker was re-filling the tank at the Sinclair station in Owasso when something sparked causing the truck to catch fire.
Neighbors tell KRMG the intersection is completely blocked while crews fight the fire.
Owasso Fire called in the help of the Air National Guard to put out the flames. The Guard brought a truck that uses foam to extinguish fires of this intensity.
The fire was put out by about 1:30 p.m.