CHERMAK, John, Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, jchermak@vt.edu and SCHREIBER, Madeline E., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061

BANK, Tracy, FORTSON, Lauren A., MALIZIA, Thomas R., and BENELLI, Paolo, Geology, SUNY at Buffalo, 411 Cooke Hall, Buffalo, NY 14260, tlbank@buffalo.edu

WARNER, Nathaniel¹, DARRAH, Thomas H.¹, DOWN, Adrian¹, ZHAO, Kaiguang², WHITE, Alissa¹, OSBORN, Stephen G.³, JACKSON, Robert⁴, and VENGOSH, Avner¹, (1) Division of Earth and Ocean Sciences, Nicholas School of the Environment, Duke University, Durham, NC 27708, nrw@duke.edu, (2) Center on Global Change, Duke University, Center on Global Change, Box 90658, Durham, NC 27708, (3) Geological Sciences Department, California State Polytechnic University - Pomona, Pomona, CA 91768, (4) Nicholas School of the Environment and Center on Global Change, Duke University, Box 90338, Durham, NC 27708

PHAN, Thai T.¹, STEWART, Brian W.¹, CAPO, Rosemary C.¹, GARDINER, James B.¹, SHARMA, Shikha², and TORO, Jaime², (1) Department of Geology & Planetary Science, University of Pittsburgh, Pittsburgh, PA 15260, thaiphan@pitt.edu, (2) Department of Geology & Geography, West Virginia University, Morgantown, WV 26506

MCKEE, Bryce J., Shell Exploration & Production Company, 2100 Georgetown Drive, Suite 501, Sewickley, PA 15143, bryce.mckee@shell.com and BEASLEY, Craig, NEOS GeoSolutions, Denver GeoCenter, 143 Union Blvd, Suite 200, Lakewood, CO 80228

ENGLE, Mark A.¹, ROWAN, Elisabeth L.², KRAEMER, Thomas F.², and BATES, Anne L.³, (1) U.S. Geological Survey, El Paso, TX 79968, engle@usgs.gov, (2) U.S. Geological Survey, 12201 Sunrise Valley Drive, Reston, VA 20192, (3) U.S. Geological Survey, National Center, Reston, VA 20192

BLANKENSHIP, Carrie N.¹, LAWLESS, Michael D.², and NEWCOMB, William D.¹, (1) Draper Aden Associates, 2206 S. Main Street, Blacksburg, VA 24060, cblankenship@daa.com, (2) Draper Aden Associates, 2206 S. Main Street, Blacksurg, VA 24060

BAIR, E. Scott, Ohio State University, School of Earth Sciences, 231 Mendenhall Lab, Columbus, OH 43210, bair.1@osu.edu and TOMASTIK, Tom, Ohio Department of Natural Resources - DMRM, 2045 Morse Road, Bldg. F-2, Columbus, OH 43229-6693

DOWN, Adrian¹, JACKSON, Robert², VENGOSH, Avner¹, WARNER, Nathaniel R.¹, PLATA, Desiree³, ELSNER, Martin⁴, SCHREGLMANN, Kathrin⁴, and KARR, Jonathan¹, (1) Division of Earth and Ocean Sciences, Nicholas School of the Environment, Duke University, Durham, NC 27708, adrian.down@duke.edu, (2) Nicholas School of the Environment and Center on Global Change, Duke University, Box 90338, Durham, NC 27708, (3) Pratt School of Engineering, Duke University, Durham, NC 27708, (4) Institute for Groundwater Ecology, Helmholtz Center for Environmental Health, Ingolstaedter Landstr. 1, Neuherberg, 85764, Germany

GARDINER, James B.¹, STEWART, Brian W.¹, CAPO, Rosemary C.¹, PHAN, Thai T.¹, SHARMA, Shikha², and TORO, Jaime², (1) Department of Geology & Planetary Science, University of Pittsburgh, Pittsburgh, PA 15260, jbg10@pitt.edu, (2) Department of Geology & Geography, West Virginia University, Morgantown, WV 26506

MACPHERSON, G.L.¹, CAPO, Rosemary C.², STEWART, Brian W.², PHAN, Thai T.², SCHROEDER, Karl T.³, and HAMMACK, Richard W.⁴, (1) Dept. of Geology, Univ of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045, glmac@ku.edu, (2) Department of Geology & Planetary Science, University of Pittsburgh, Pittsburgh, PA 15260, (3) U.S. Dept of Energy, National Energy Technolog Laboratory, Mail Stop 84-305, P.O. Box 10940, 626 Cochrans Mills Rd, Pittsburgh, PA 15236-0940, (4) National Energy Technology Laboratory, U.S. Department of Energy, Pittsburgh, PA 15236