"The lead federal agency investigating the West Virginia chemical leak is one that most Americans have probably never heard of. The Chemical Safety Board is an independent body, modeled after the National Transportation Safety Board, which investigates plane crashes and the like. But critics say that the Chemical Safety Board is understaffed, underfunded and takes too long to finish its investigations, and that its non-binding recommendations are often ignored anyway."
"Undermanned And Limited, Chemical Safety Board Confronts A Crisis"
Source: NPR, 02/04/2014