Marcellus Shale Production Up 72% in One Year Economic Impact | Hydraulic Fracturing | Industrywide Issues November 28, 2012November 28, 2012 A few facts and figures about the Marcellus Shale and it’s immense importance to the energy picture in the United States, from a recent U.S. Energy Information Administration report: Please Login to view this content. (Not a member? Join Today!) Related