BRIGGS, Martin A.¹, DAY-LEWIS, Fred², LANE, John W. Jr³, ROSENBERRY, Donald O.⁴, HARVEY, Judson W.⁵, VOYTEK, Emily B.⁶, KULONGOSKI, Justin T.⁷, HURLEY, Steve⁸, BARLOW, Paul⁹, and ONG, John B.², (1) Branch of Geophysics, USGS, Storrs, CT 06279, mbriggs@usgs.gov, (2) U.S. Geological Survey, Water Resources Division, Branch of Geophysics, Office of Ground Water, 11 Sherman Place, Unit 5015, Storrs, CT 06269, (3) Branch of Geophysics, USGS, Storrs, CT 06269, (4) U.S. Geological Survey, MS413, Bldg. 53, DFC, Box 25046, Lakewood, CO 80225, (5) U.S. Geological Survey, National Research Program, 430 National Center, Reston, VA 20192, (6) Office of Groundwater, Storrs, CT 06269, (7) United States Geological Survey, 4165 Spruance Road, Suite 200, San Diego, CA 92101, (8) Massachusetts Division of Fisheries and Wildlife, 195 Bournedale Road, Buzzards Bay, MA 02532, (9) U.S. Geological Survey, Office of Groundwater, 10 Bearfoot Road, Northborough, MA 01532

THOMAS, Brian F., Jet Propulsion Laboratory, California Institute of Technology, 4800 Oak Grove Drive, MS 300-323, Pasadena, CA 91109, Brian.F.Thomas@jpl.nasa.gov and FAMIGLIETTI, James, Earth System Science, University of California, Irvine, Irvine, CA 92697-3100

VAN DER KAMP, Garth, Environment Canada, Water Science and Technology Directorate, National Hydrology Research Centre, 11 Innovation Boulevard, Saskatoon, SK S7N 3H5 Canada, garth.vanderkamp@ec.gc.ca

HUGHES, Andrea L.H.¹, WILSON, Alicia², and MOORE, Willard², (1) Earth and Ocean Sciences, University of South Carolina, 701 Sumter Street, Columbia, SC 29208, ahougham@geol.sc.edu, (2) Earth and Ocean Sciences, Univ of South Carolina, 701 Sumter St, Columbia, SC 29208

KLEIN, Trevor and TORAN, Laura, Earth and Environmental Science, Temple University, Philadelphia, PA 19122, trevor.klein@temple.edu

CARLING, Gregory T., Department of Geological Sciences, Brigham Young University, S-389 ESC, Provo, UT 84602, greg.carling@byu.edu, JIN, Li, Geology, SUNY Cortland, Cortland, NY 13045, FERNANDEZ, Diego P., Geology and Geophysics, University of Utah, Frederick Albert Sutton Building, 115 S. 1460 E. Rm 383, Salt Lake City, UT 84112, TINGEY, David G., Department of Geological Sciences, Brigham Young University, Provo, UT 84602, ROMANOWICZ, Ed, Center for Earth and Environmental Science, SUNY at Plattsburgh, Plattsburgh, NY 12901, and GOODSELL, Timothy H., Geological Sciences, Brigham Young University, S-389 ESC, Provo, UT 84602

NILSSON, Bertel¹, SØRENSEN, Lærke², EJRNÆS, Rasmus³, MØLLER, Ingelise², and VINTHER, Erik⁴, (1) Department of Hydrology, Geological Survey of Denmark and Greenland, Østervoldgade 10, Copenhagen, 1350, Denmark, bn@geus.dk, (2) Geological Survey of Denmark and Greenland, Copenhagen, 1350, Denmark, (3) Institute of Bioscience, Aarhus University, Aarhus, 8410, (4) Danish Nature Agency, Faaborg, 5600, Denmark

LORAH, Michelle M. and TEUNIS, Jessica, USGS, MD-DE-DC Water Science Center, 5522 Research Park Drive, Baltimore, MD 21228, mmlorah@usgs.gov

DAVIDSON, Gregg R. and LAHIRI, Chayan, Geology & Geological Engineering, University of Mississippi, Carrier 118, University, MS 38677, davidson@olemiss.edu

LITE, Kenneth E. Jr, Oregon Water Resources Department, 725 Summer Street NE, Suite A, Salem, OR 97301, liteke@wrd.state.or.us and LAMARCHE, Jonathan L., Oregon Water Resources Department, 231 SW Scalehouse Loop, Suite 103, Bend, OR 97702

FOSTER, Simon B. and ALLEN, Diana M., Department of Earth Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, sfoster@sfu.ca

LIGGETT, Jessica E.¹, PARTINGTON, Daniel¹, FREI, Sven², WERNER, Adrian D.³, FLECKENSTEIN, Jan H.⁴, and SIMMONS, Craig T.⁵, (1) National Centre for Groundwater Research and Training, School of the Environment, Flinders University, GPO BOX 2100, Adelaide, 5001, Australia, jessica.liggett@flinders.edu.au, (2) Department of Hydrology, University of Bayreuth, Universitätsstrasse 30, Bayreuth, 95447, Germany, (3) National Centre for Groundwater Research and Training, Flinders University, GPO Box 2100, Adelaide, 5000, Australia, (4) Department of Hydrogeology, Helmholtz Center for Environmental Research - UFZ, Permoserstr. 15, Leipzig, 04318, Germany, (5) School of the Environment & National Centre for Groundwater Research and Training, Flinders University, GPO Box 2100, Adelaide, 5001, Australia

MAXWELL, Reed M., Geology and Geologic Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401, rmaxwell@mines.edu, BEARUP, Lindsay A., Civil and Environmental Engineering, Colorado School of Mines, 1500 Illinois Street, Golden, CO 80401, PENN, Colin A., Geology and Geologic Engineering, Colorado School of Mines, Golden, CO 80401, JEFFERSON, Jennifer Lynn, Geology and Geological Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401, and ENGDAHL, Nicholas B., Department of Geology and Geological Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401