The U.S. EPA released a 408-page technical report detailing 1,200 peer-reviewed scientific studies that it believes justifies its proposed regulation of most waters of the U.S. (WUS). Opponents will likely object, but the agency has a larger problem. WUS Wong? The U.S. EPA released a 408-page technical report detailing 1,200 peer-reviewed scientific studies that it believes justifies its proposed regulation of most waters of the U.S. (WUS). Opponents will likely take issue with the studies, but the larger problem for EPA is that its proposal is so ambitious that it has attracted too many enemies. Indeed, there were nearly 1 million public comments on the draft rule. In short, WUS is a political problem. The agency has seen congressional o...