MUSGROVE, MaryLynn and FAHLQUIST, Lynne, U.S. Geological Survey, 1505 Ferguson Lane, Austin, TX 78754, mmusgrov@usgs.gov, mmusgrov@usgs.gov

NEUPAUER, Roseanna M., Civil, Environmental, and Architectural Engineering, University of Colorado, 1111 Engineering Dr, ECOT 441, UCB 428, Boulder, CO 80309 and MAYS, David C., Department of Civil Engineering, University of Colorado Denver, Campus Box 113, PO Box 173364, Denver, CO 80217-3364, neupauer@colorado.edu, neupauer@colorado.edu

COZZARELLI, Isabelle M., U.S. Geological Survey, National Research Program, Eastern Branch, Reston, VA 20192, MCGUIRE, Jennifer, Geology, University of St. Thomas, 2115 Summit Ave, St. Paul, MN 55105-1080, KNEESHAW, Tara A., Department of Geological Sciences, California State University Fullerton, Fullerton, CA 92834-6850, LORAH, Michelle, Wrd, USGS, 5522 Research Park Drive, Baltimore, MD 21228 and BEKINS, Barbara A., U.S. Geological Survey, Menlo Park, CA 94025, icozzare@usgs.gov, icozzare@usgs.gov

BAEDECKER, Mary Jo¹, EGANHOUSE, Robert P.¹, BEKINS, Barbara A.², CAMPBELL, Pamela L.³ and ROSENBAUER, Robert J.⁴, (1)U.S. Geological Survey, Reston, VA 20192, (2)U.S. Geological Survey, Menlo Park, CA 94025, (3)U.S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, (4)U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, mjbaedecker@usgs.gov, mjbaedecker@usgs.gov

ACKERMAN, Jessica R. and VAN DER HOVEN, Stephen J., Department of Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790, jessie.ackerman@gmail.com, jessie.ackerman@gmail.com

LOVE, Jonathan and VAN DER HOVEN, Stephen J., Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790, jwlove2@ilstu.edu, jwlove2@ilstu.edu

CASTLE, James W.¹, RODGERS Jr, John H.², SPACIL, Michael³, ALLEY, Bethany³ and PARDUE, Michael¹, (1)Dept. of Environmental Engineering and Earth Sciences, Clemson University, 340 Brackett Hall, Clemson, SC 29634-0919, (2)School of Agricultural, Forest and Environmental Sciences, Clemson University, 261 Lehotsky Hall, Clemson, SC 29634-0317, (3)Dept. of Forestry and Natural Resources, Clemson University, 261 Lehotsky Hall, Clemson, SC 29634-0317, jcastle@clemson.edu, jcastle@clemson.edu

BASTOLA, Hridaya, Geography-Geology, Illinois State University, Normal, IL 61790-4400 and PETERSON, Eric W., Geology and Geography, Illinois State University, Campus Box 4400, Normal, IL 61790-4400, hbastol@ilstu.edu, hbastol@ilstu.edu

KHADKA, Mitra B. and ROBERTS, Sheila J., Department of Geology, Bowling Green State University, Bowling Green, OH 43403, kmitra@bgsu.edu, kmitra@bgsu.edu

NEWTON, Robert M., Department of Geology, Smith College, Northampton, MA 01063, rnewton@smith.edu, rnewton@smith.edu