A storage building on the site was also destroyed in the fire.
The oil storage tank is owned by Illini Resources. The land is owned by Russell Slifer. No injuries were reported.
"The guys did an outstanding job. It was a dangerous situation and there was a lot of adrenaline flowing," Lynch said. "It was such an unusual incident. I hope to never see anything like that again in my career."
Windsor, Strasburg, Stewardson, Shumway, Sullivan, Bethany, Findlay, Tower Hill, Pana, Cowden, Beecher City and Taylorville responded to the scene with mutual aid.
"I want to say thank you to all the departments. We couldn't have done it without them," Lynch said.