BAHR, Jean1, BECKER, Steven2, BRANTLEY, Susan L.3, CROFF, Allen2, FOUFOULA-GEORGIOU, Efi4, ILLANGASEKARE, Tissa2, PEDDICORD, K. Lee2, TURINSKY, Paul2 and ZOBACK, Mary Lou5, (1)U, 2300 Clarendon Blvd, Suite 1300, Arlington, VA 22201, (2)U.S. Nuclear Waste Technical Review Board, 2300 Clarendon Blvd, Suite 1300, Arlington, VA 22201, (3)Earth and Environmental Systems Institute, Pennsylvania State University, University Park, PA 16802, (4)Dept. of Civil and Env. Eng. and Earth System Science, University of California Irvine, Irvine, CA 92697, (5)Stanford, CA 94305