![EPA Finds Nothing Toxic at Wisconsin Refinery Explosion Site](http://townsquare.media/site/67/files/2018/04/Refinery-Fire-2.jpg?w=980&q=75)
EPA Finds Nothing Toxic at Wisconsin Refinery Explosion Site
The Environmental Protection Agency says it has finished monitoring the air at the site of a recent oil refinery explosion in northwestern Wisconsin and found no elevated levels of anything toxic.