CRELLING, John C. and SIROTA, Thomas, Department of Geology, Southern Illinois University, MS 4324, Carbondale, IL 62901, jcrelling@geo.siu.edu

MASTALERZ, M., Indiana Geological Survey, Indiana University, 611 N. Walnut Grove Ave, Bloomington, IN 47405, mmastale@indiana.edu and DROBNIAK, Agnieszka, Indiana Geological Survey, Indiana University, 611 North Walnut Grove, Bloomington, IN 47405

LAUER, Nancy Ellen, Division of Earth and Ocean Sciences, Nicholas School of the Environment, Duke University, 103 Old Chemistry Building, Duke University, Durham, NC 27708, nancy.lauer@duke.edu, HOWER, James C., Center for Applied Energy Research, University of Kentucky, 2540 Research Park Drive, Lexington, KY 40511, HSU-KIM, Heileen, Civil & Environmental Engineering, Duke University, 121 Hudson Hall, Box 90287, Durham, NC 27708, and VENGOSH, Avner, Division of Earth and Ocean Sciences, Nicholas School of the Environment, Duke University, Durham, NC 27708

SCHULTZ, Emily, Geology & Geophysics, Texas A&M University, MS 3148 Texas A&M University, College Station, TX 77843, emilyanne111@neo.tamu.edu and RAYMOND, Anne, Department of Geology & Geophysics, Texas A&M University, College Station, TX 77843

GREB, Stephen F., Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107, greb@uky.edu, DIMICHELE, William A., Smithsonian Institution, Washington, DC 20560, ELRICK, Scott D., Coal Section, Illinois State Geological Survey, 615 E. Peabody Dr, Champaign, IL 61820, and EBLE, Cortland F., Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107

BACKUS, Jason, Kentucky Geological Survey, University of Kentucky, 228 MMRB, Lexington, KY 40506, jbackus@uky.edu, EBLE, Cortland, Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Bldg, Lexington, KY 40506-0107, and GREB, Stephen F., Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107

GREB, Stephen F., Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107, greb@uky.edu and EBLE, Cortland F., Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506-0107

STEVENSON, Mallory F., Department of Geological Sciences, East Carolina University, Greenville, NC 27858, mallorystevenson18@yahoo.com and NEAL, Donald W., Department of Geological Sciences, East Carolina University, Greenville, NC 27858-4353

VALENTINE, Brett J., HACKLEY, Paul C., and ENOMOTO, Catherine B., U.S. Geological Survey, 956 National Center, Reston, VA 20192, bvalentine@usgs.gov

RAHMAN, Mohammad W., Department of Geology, Southern Illinois University Carbondale, 1259 Lincoln Dr, Carbondlae, IL 62901, mwrahman@siu.edu, RIMMER, Susan, Department of Geology, Southern Illinois University, Mailcode 4324, Carbondale, IL 62901, and ROWE, Harry, Bureau of Economic Geology, The University of Texas at Austin, The Jackson School of Geoscience, University Station, Box X, Austin, TX 78713-8924

PIERCE, John¹, RUPPEL, Stephen C.¹, STOCKLI, Daniel F.², and ROWE, Harry³, (1) Bureau of Economic Geology, University of Texas at Austin, The Jackson School of Geoscience, University Station, Box X, Austin, TX 78713-8924, jdpierce89@gmail.com, (2) Department of Geological Sciences, University of Texas at Austin, Austin, TX 78712, (3) Bureau of Economic Geology, The University of Texas at Austin, The Jackson School of Geoscience, University Station, Box X, Austin, TX 78713-8924

BARBER, Troy, Earth and Environmental Sciences, UNIVERSITY OF TEXAS AT ARLINGTON, 500 YATES ST, GEOSCIENCE BUILDING, Arlington, TX 76019, troy.barber@mavs.uta.edu and HU, Qinhong, Department of Earth and Environmental Sciences, University of Texas at Arlington, 500 Yates Street, Arlington, TX 76019

LETHAM, Eric A., Earth Ocean and Atmospheric Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada and BUSTIN, R. Marc, Earth Ocean and Atmospheric Sciences, UBC, 6339 Stores Road, Vancouver, BC V6T1Z4, Canada, bustin@unixg.ubc.ca