The Independent | Residents evacuated and at least 11 injured after oil refinery explosion in Wisconsin The Independent At least 11 people have been injured and many more evacuated after an explosion at an oil refinery in Wisconsin, according to local news reports. Pillars of dark smoke filled the sky in Superior, Wisconsin on Thursday, after a tank of crude oil or ... Evacuation remains in place after Wisconsin refinery blast injures at least 11 City Evacuated, State of Emergency Declared in Wisconsin County Following Oil Refinery Explosion Fire is out at Superior oil refinery; governor praises response |