TULSA, Okla. -- A huge oil refinery fire appears to be under control in West Tulsa.
Firefighters have the fire under control, and are now allowing it to burn out.
About 2:30 a.m. Thursday there was an explosion at the HollyFrontier Refinery in Tulsa.
Crew say the explosion and fire caused one smokestack to collapse.
Flames could be seen shooting several feet into the air from six miles away from the refinery.
The HollyFrontier Fire Department and the Tulsa Fire Department both responded.
No injuries have been reported.
The Tulsa HollyFrontier refinery has a crude oil capacity of 125,000 barrels per day.
According to the HollyFrontier website The Tulsa Refinery primarily processes sweet crude oils.
However, this refinery also has the capability to process sour crude oils when economics dictate.
The HollyFrontier Tulsa refinery serves the markets in the mid-continent region of the United States