MOORE, Johnathan E., Geology and Geography, West Virginia University, Morgantown, WV 26505, VESPER, Dorothy J., Department of Geology & Geography, West Virginia University, Morgantown, WV 26506 and EDENBORN, Harry M., Geosciences Division, National Energy Technology Lab; U.S. Department of Energy, Pittsburgh, PA 15236, Jmoore42@mix.wvu.edu, Jmoore42@mix.wvu.edu

AL FAITOURI, Mohamed, Dept. of Geosciences, Colorado State University, Fort Collins, CO 80523, SANFORD, William E., Dept. of Geosciences, Colorado State Univ, Fort Collins, CO 80523 and SAEED, Fawzi, Great Man-Made River Project, Benghazi, 1, Libya, alfaitouri2@yahoo.com, alfaitouri2@yahoo.com

HAASE, Karl B.¹, BUSENBERG, Eurybiades¹, PLUMMER, L. Niel², BERNIER, Chad M.¹, CASILE, Gerolamo C.¹ and WIDMAN, Peggy K.¹, (1)Water Resources Discipline, US Geological Survey, Mail Stop 432, 12201 Sunrise Valley Drive, Reston, VA 20192, (2)U. S. Geological Survey, MS 432, Reston, VA 20192, khaase@usgs.gov, khaase@usgs.gov

SINGLETON, Michael J.¹, VISSER, Ate², HILLEGONDS, Darren J.³, VELSKO, Carol A.³, MORAN, Jean E.⁴ and ESSER, Bradley K.⁵, (1)Chemical Sciences Division, Lawrence Livermore National Laboratory, L-231, 7000 East Avenue, Livermore, CA 94550, (2)Nuclear and Chemical Sciences Division, Lawrence Livermore National Laboratory, L-231, 7000 East Avenue, Livermore, CA 94550, (3)Chemical Sciences Division, Lawrence Livermore National Laboratory, L-231, 7000 East AVE, Livermore, CA 94550, (4)Department of Earth and Environmental Sciences, California State University, East Bay, 25800 Carlos Bee Boulevard, Hayward, CA 94542-3088, (5)Nuclear and Chemical Sciences Division, Lawrence Livermore National Laboratory, 7000 East Avenue, L-231, Livermore, CA 94550, singleton20@llnl.gov, singleton20@llnl.gov

KROL, Magdalena M., Civil Engineering, York University, 4700 Keele Street, Toronto, ON M3J 1P3, Canada, MUMFORD, Kevin G., Faculty of Engineering and Applied Science, Queen's University, Kingston, ON K7L 3N6, Canada, JOHNSON, Richard L., Environmental & Biomolecular Systems, Oregon Health & Science University, Portland, OR 97006 and SLEEP, Brent E., Civil Engineering, University of Toronto, 35 St. George Street, Toronto, ON M5S 1A4, Canada, magdalena.krol@lassonde.yorku.ca, magdalena.krol@lassonde.yorku.ca

RANDELL, J., Geoscience, University of Calgary, 2500 University Dr. N.W, Calgary, AB T2N 1N4, Canada, ROY, James W., National Water Research Institute, Environment Canada, Burlington, ON L7R 4A6, Canada and RYAN, M.C., Department of Geoscience, University of Calgary, 2500 University Drive Northwest, Calgary, AB T2N 1N4, Canada, cryan@ucalgary.ca, cryan@ucalgary.ca

MACPHERSON, G.L.¹, TSYPIN, M.A.², ROBERTS, J.a.³ and CHING, G.B.², (1)Dept. of Geology, Univ of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045, (2)Department of Geology, University of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045, (3)Geology, University of Kansas, Multidisciplinary Research Building, 2030 Becker Dr, Lawrence, KS 66047, glmac@ku.edu, glmac@ku.edu