Hundreds of Coal Ash Dumps Lack Significant Regulation - NYTimes.com

Hundreds of Coal Ash Dumps Lack Significant Regulation - NYTimes.com: "The coal ash pond that ruptured and sent a billion gallons of toxic sludge across 300 acres of East Tennessee last month was only one of more than 1,300 similar dumps across the United States — most of them unregulated and unmonitored — that contain billions more gallons of fly ash and other byproducts of burning coal."