Hundreds of Coal Ash Dumps Lack Significant Regulation

(New York Times 1-6-09) - 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.
 
www.nytimes.com/2009/01/07/us/07sludge.html