ANGLE, Michael P., Ohio Department of Natural Resources, Division of Geological Survey, 2045 Morse Rd., C-2, Columbus, OH 43229-6605, PAVEY, Richard R., Ohio Department of Natural Resources, Division of Geological Survey, 2045 Morse Rd, Building C-2, Columbus, OH 43229-6693, POWERS, Donovan, Ohio Department of Natural Resources, Division of Geological Survey, 2045 Morse Rd, Building C, Columbus, OH 43229-6693, MARTIN, Dean R., Ohio Department of Natural Resources, Division of Geological Survey, 2045 Morse Rd, Building C, Columbus, OH 43229, WOLFE, Mark E., Ohio Division of Geological Survey, Ohio Department of Natural Resources, 2048 Morse Rd, Bldg C2, Columbus, OH 43229-6693 and ADEN, Douglas J., Ohio Geological Survey, Ohio Department of Natural Resources, 2045 Morse RD., BLDG. C-2, Columbus, OH 43229-6693, mike.angle@dnr.state.oh.us