Occurrence of Benzene, Toluene, Ethylbenzene, and Xylenes in Water Wells near Oil and Gas Development in the Wattenberg Field of Colorado

Joseph Nolte Ryan, University of Colorado Boulder, Environmental Engineering, Boulder, United States, Mark T Schroeder, Integral Consulting, Portland, United States, Greg Lackey, National Energy Technology Laboratory Pittsburgh, Pittsburgh, PA, United States and Owen Sherwood, Dalhousie University, Department of Earth and Environmental Sciences, Halifax, NS, Canada