Early Sunday morning, fire broke out at the Olin Corporation's Winchester Ammunition plant in East Alton, Ill.
East Alton Fire Chief Randy Nelson told KMOX:
Units arrived on scene to find heavy smoke and fire to the structure, with a number of exposures."
Fire crews from East Alton, Olin Brass, Wood River, Alton, Bethalto, Roxana, Hartford and Godfrey departments, all responded to the two-alarm fire in the 600 block of Powder Mill Road.
The blaze was brought under control around 7 a.m.
Several propane tanks exploded and a maintenance building was destroyed.
There were no injuries reported.
The cause for the fire is still under investigation at this time.
Winchester produces and sells both rifle and handgun ammunition.