Frack Secrets by the Thousands Keep Americans Clueless on Wells

Mark Drajem/Bloomberg

John Fenton, a local farmer, stands next to an Encana Corp. gas well near his home in Pavillion, Wyoming, U.S., on July 5, 2012. The U.S. Environmental Protection Agency said in a draft report last December that this area is the nation’s one established incident of water contamination from hydraulic fracturing.