Atmospheric Gas Concentrations in the pre- and post-production Phases of an Unconventional Oil and Gas Recovery Operation at the MSEEL Test Site, West Virginia

James Williams, St. Francis Xavier University, Department of Earth Sciences, Antigonish, NS, Canada, Matthew Reeder, National Energy Technology Laboratory Pittsburgh, Pittsburgh, PA, United States, Natalie Pekney, National Energy Technology Laboratory, Pittsburgh, United States, John Joseph Osborne V, Glowink, Montgomery Center, VT, United States, David A Risk, St. Francis Xavier University, Antigonish, Canada and Michael McCawley, West Virginia University, Morgantown, WV, United States