Firefighters responded overnight to a fire that sparked at a Tulsa, Oklahoma oil refinery.
According to a news release from Holly Refining and Marketing a fire sparked shortly after 2 a.m. at the Diesel Hydrotreater unit at the Holly Frontier Refinery in east Tulsa.
The fire is contained by an on-site emergency response team, and all personnel are accounted for with no reported injuries, according to the release.
The company also states that the fire shows no risk to the surrounding community.
According to our Tulsa CBS affiliate KOTV, neighbors in the area say they heard a loud explosion then saw a large ball of flames.
They also say the Holly Frontier Refinery has its own fire fighters but the Tulsa Fire Department was on standby. Reports arose that the flames could be seen from miles away, according to reports from KOTV.
The cause of the fire is still under investigation.