TIME | Wisconsin Oil Refinery Explosion Injures 20, Forces Evacuations Within 10 Miles TIME Hours after an explosion at an oil refinery in Superior, Wisconsin, injured about 20 people, authorities have urged those within a mile radius of the refinery to evacuate the area. Superior Mayor Jim Paine told TIME that a tank explosion at the Husky ... At least 20 reported injured in Superior oil refinery blast followed by more blasts and fires Explosion rocks northern Wisconsin oil refinery; multiple injuries reported Explosion at Superior, Wisconsin oil refinery: Multiple injuries, evacuations ordered |