GOSWAMI, Dibakar, UZIEMBLO, Nancy, and WHALEN, Cheryl, Nuclear Waste Program, Washington State Department of Ecology, Richland, WA 99354, dgos461@ecy.wa.gov

XIAO, Yitian, ExxonMobil Upstream Research Company, Houston, TX 77252, yitian.xiao@exxonmobil.com and JONES, Gareth D., ExxonMobil Exploration Company, Houston, TX 77060

GUO, Huaming¹, ZHOU, Xiaoqian¹, XIU, Wei¹, and WANTY, Richard B.², (1) School of Water Resources and Environment, China University of Geosciences (Beijing), Xueyuan Road 29, Haidian District, Beijing, 100083, China, hmguo@cugb.edu.cn, (2) U.S. Geological Survey, Box 25046, Denver Federal Center, Denver, CO 80225

SUN, Dongmin, Environmental Science, University of Houston, Clear Lake, 2700 Bay Area BLVD, mail #39, Houston, TX 77058, sundon@uhcl.edu and ZHU, Jianting, Department of Civil and Architectural Engineering, University of Wyoming, 1000 E. University Ave, Laramie, WY 82071

URBANSKI, Tara L., LI, Wo-Man, and BRIKOWSKI, Tom, Geosciences, Univ. of Texas at Dallas, 800 W. Campbell Rd, Richardson, TX 75080, tlg101020@utdallas.edu

TONSBERG, Cliff S., Civil and Environmental Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401, ctonsber@mines.edu, GEZA, Mengistu, Civil & Environmental Engineering, Colorado School of Mines, 1500 Illinois Street, Golden, CO 80401, LOWE, Kathryn, Civil & Environmental Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401, and MCCRAY, John E., Civil and Environmental Engineering, Colorado School of Mines, 1500 Illinois Street, Golden, CO 80401

ROELOFFS, Evelyn, U.S. Geological Survey, Vancouver, WA 98693, evelynr@usgs.gov and DENLINGER, Roger, Cascades Volcano Observatory, USGS, 1300 SE Cardinal Ct., #100, Vancouver, WA 98683

ENRIGHT, Richard L.C., Earth Sciences, Bridgewater State College, Bridgewater, MA 02325, ENRIGHT@bridgew.edu

WEINGARTEN, Matthew and GE, Shemin, Geological Sciences, University of Colorado at Boulder, 399 UCB, Boulder, CO 80309, matthew.weingarten@colorado.edu

ZHANG, Zhuanfang F., Earth Systems Science Division/Hydrology Group, Pacific Northwest National Laboratory, 902 Battelle Boulevard, Richland, WA 99352, fred.zhang@pnnl.gov

BARBARO, Jeffrey R., U.S. Geological Survey, 10 Bearfoot Road, Northborough, MA 01532, jrbarbar@usgs.gov and LEBLANC, Denis R., U.S. Geological Survey, 10 Bearfoot Road, Northborough, MA 01532

GREER, Andrea Xamplas, RAIMONDI, Ellen L., and LENCZEWSKI, Melissa, Department of Geology and Environmental Geosciences, Northern Illinois University, Davis Hall 312, DeKalb, IL 60115, andreagreer13@gmail.com

SCOTT, Tabetha Juliann, Geosciences, University of Rhode Island, P.O. Box44, West Kingston, RI 02892, tjscott22@gmail.com, HOEHLER, Tori M., Exobiology Branch, NASA Ames Research Center, Moffett Field, CA 94035, MCCOLLOM, Tom M., Laboratory for Atmospheric and Space Physics, University of Colorado, 1234 Innovation Drive, Boulder, CO 80309, SCHRENK, Matthew O., Biology, East Carolina University, MS 551, Greenville, NC 27858, and CARDACE, Dawn, Department of Geosciences, University of Rhode Island, 9 East Alumni Avenue, Woodward Hall, Kingston, RI 02881

KLINGES, Julia Grace, Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, jklinges@haverford.edu, CRAVOTTA, Charles A. III, Pennsylvania Water Science Center, U.S. Geological Survey, 215 Limekiln Rd, New Cumberland, PA 17070, and BURROWS, Jill E., Earth and Environmental Sciences, Lehigh University, 1 W Packer Ave, Bethlehem, PA 18015

BURKHART, Patrick, Geography, Geology, and Environment, Slippery Rock University, 335 ATS, Slippery Rock, PA 16057, GEISLER, Ethan, Department of Geosciences, Boise State University, Boise, ID 16038, ethangeisler@u.boisestate.edu, MEGLIOLI, Andres, Denver, CO 80111, and EVENSON, Edward B., Earth and Environmental Sciences, Lehigh University, 1 West Packer Ave, Bethlehem, PA 18015

WONG K, Yola, Department of Geosciences and Environment, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90032, yola_wongk@yahoo.com, KUEPPER, Kathleen, Geological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90032, and HIBBS, Barry J., Geological Sciences, California State University, Los Angeles, 5151 State University Drive, Los Angeles, CA 90032

LARBKICH, Warangkana, Civil, Environmental, and Architectural Engineering, University of Colorado, 1111 Engineering Dr, UCB 428, Boulder, CO 80309, warangkana.larbkich@colorado.edu and NEUPAUER, Roseanna M., Civil, Environmental, and Architectural Engineering, University of Colorado, 1111 Engineering Dr, ECOT 441, UCB 428, Boulder, CO 80309

BRIKOWSKI, Tom H., Geosciences, The University of Texas at Dallas, 800 W. Campbell Rd, Richardson, TX 75080-3021, brikowski@utdallas.edu

EVEN, Matthew J.¹, WARD, Adam S.¹, BETTIS, E. Arthur III¹, and LOWRY, Christopher S.², (1) Department of Earth and Environmental Sciences, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242, matthew-even@uiowa.edu, (2) Department of Geology, University at Buffalo, 411 Cooke Hall, Buffalo, NY 14260

COTTER, Zachary MK, SOLPUKER, Utku, and SCHWARTZ, F.W., School of Earth Sciences, The Ohio State University, 125 S. Oval Mall, Columbus, OH 43210, Cotter.66@buckeyemail.osu.edu

KAISER, Kimberly A., MONTGOMERY, Bruce, and FELIX-GERTH, Annie, Minnesota Department of Agriculture, 625 Robert Street North, St. Paul, MN 55155, kimberly.kaiser@state.mn.us

HANNA, Laura¹, PETERSON, Eric W.², O'REILLY, Catherine¹, and TWAIT, Richard³, (1) Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790, lhanna@ilstu.edu, (2) Department of Geography-Geology, Illinois State University, Department of Geography-Geology, Campus Box 4400, Normal, IL 61704, (3) City of Bloomington, 25515 Waterside Way, Hudson, IL 61748

PAPADOPULOS, Stavros S., COHEN, Harvey A., and KHAMBHAMMETTU, Prashanth, S S Papadopulos & Associates, Inc, 7944 Wisconsin Ave, Bethesda, MD 20814-3620, hcohen@sspa.com

ALFAIFI, Hussain J., Geosciences, Western Michigan University, 4129 Chelten Ave, Kalamazoo, MI 49006, hussainjaber.a.alfaifi@wmich.edu and HAMPTON, Duane R., Dept. of Geosciences, Western Michigan University, 1903 W. Michigan Avenue, MS 5241, Kalamazoo, MI 49008

HENSON, Wesley R., U.S. Geological Survey, Nevada Water Science Center, 2730 N. Deer Run Rd, Carson City, NV 89701, whenson@usgs.gov, COHEN, Matthew J., School of Forest Resources and Conservation, University of Florida, 328 Newins-Ziegler Hall, PO Box 110410, Gainesville, FL 32611-0410, and GRAHAM, Wendy D., University of Florida, 570 Weil Hall, PO Box 116601, Gainesville, FL 32611

RAFIGHDOUST, Yasaman¹, ECKSTEIN, Yoram², MOUSSAVI-HARAMI, Reza¹, MAHMOUDI GHARAEI, Mohammad Hossein¹, and MAHBOUBI, Asadollah¹, (1) Geology, Ferdowsi university of Mashhad, department of Geology, Ferdowsi university of Mashhad, Iran, Mashhad, Iran, yrafighdoust_gst@kent.edu, (2) Department of Geology, Kent State University, McGilvrey Hall, Kent, OH 44242

ALDRIDGE, Vaden J. and WARD, James W., Physics and Geosciences, Angelo State University, ASU Station #10904, San Angelo, TX 76909-0904, vja26@nau.edu

MEINZER, Evan Randolph¹, HANNA, Laura², O'REILLY, Catherine², SUGANO, Laura Lynn³, and TWAIT, Richard⁴, (1) Geology, Illinois State University, Campus Box 4400, Illinois State University, Normal, IL 61790, ermeinz@ilstu.edu, (2) Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790, (3) Geology, Illinois State University, Campus Box 4400, Illinois State University, Normal, IL 61790-4400, (4) City of Bloomington, 25515 Waterside Way, Hudson, IL 61748

ZEPHIER, Willis and BROKEN LEG, Brian, Math and Science, Oglala Lakota College, 490 Piya Wiconi Rd, Kyle, SD 57752, wzephier14365@olc.edu

MEYERS, Matthew D., Geography- Geology, Illinois State University, 1721 Putnam Ave, Apt 8, Normal, IL 61761, mdmeyer@ilstu.edu and O'REILLY, Catherine, Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790

SUGANO, Laura Lynn¹, HANNA, Laura², MEINZER, Evan Randolph³, TWAIT, Richard⁴, and O'REILLY, Catherine², (1) Geology, Illinois State University, Campus Box 4400, Illinois State University, Normal, IL 61790-4400, llsugan@ilstu.edu, (2) Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790, (3) Geology, Illinois State University, Campus Box 4400, Illinois State University, Normal, IL 61761-4400, (4) City of Bloomington, 25515 Waterside Way, Hudson, IL 61748

THOMPSON, Angela R., Department of Geology, University of Kansas, Lawrence, KS 66044, arthompson@ku.edu, STOTLER, Randy L., Department of Geology, University of Kansas, Lawrence, KS 66045, and LIU, Gaisheng, Kansas Geological Survey, Univ of Kansas, 1930 Constant Avenue, Campus West, Lawrence, KS 66047

DEBNATH, Palash¹, MUKHERJEE, Abhijit², and SINGH, Hemant Kumar¹, (1) Geology and Geophysics, Indian Institute of Technology Kharagpur, Department of Geology and Geophysics, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal, India, Kharagpur, 721302, India, palashdeb.d@gmail.com, (2) Department of Geology and Geophysics, Indian Institute of Technology (IIT), Kharagpur, 721302, India

SEFELNASR, Ahmed Sr, Geology Department, Assiut University, Geology Department, Faculty of Science, Assiut University, Assiut 71516 Egypt, ahmed.sefelnasr@science.au.edu.eg

VANGKILDE-PEDERSEN, Thomas¹, RASMUSSEN, Erik Skovbjerg², and KRISTENSEN, Margrethe¹, (1) Groundwater and Quaternary Geology Mapping, Geological Survey of Denmark and Greenland, Lyseng Alle 1, Højbjerg, 8270, Denmark, tvp@geus.dk, (2) Geophysics, Geological Survey of Denmark and Greenland, Øster Voldgade 10, Copenhagen K, 1350, Denmark

KAHLE, Sue C., Washington Water Science Center, U.S. Geological Survey, 934 Broadway Suite 300, Tacoma, WA 98402, sckahle@usgs.gov

MYERS-PIGG, Allison N.¹, LOUCHOUARN, Patrick², AMON, Rainer M.W.², PEIRCE, Kayce², and PROKUSHKIN, Anatoly³, (1) Oceanography, Texas A&M University, College Station, TX 77840, anmp@tamu.edu, (2) Marine Sciences, Texas A&M University at Galveston, 1001 Texas Clipper Road, Galveston, TX 77551, (3) Sukachev Institue of Forest, Siberian Division of the Russian Academy of Sciences, Krasnoyarsk, 660036, Russia

HELM, Carolyn, Kansas Geological Survey, Univ of Kansas, 1930 Constant Ave, Campus West, Lawrence, KS 66047, chelm@kgs.ku.edu, BOHLING, Geoffrey C., Kansas Geological Survey, Univ of Kansas, 1930 Constant Avenue, Campus West, Lawrence, KS 66047, and WILSON, B. Brownie, Kansas Geological Survey, University of Kansas, Lawrence, KS 66047

SANFORD, William E., Dept. of Geosciences, Colorado State Univ, Fort Collins, CO 80523, bills@warnercnr.colostate.edu and AL FAITOURI, Mohamed, Dept. of Geosciences, Colorado State University, Fort Collins, CO 80523

GIANOUTSOS, Nicholas J., Central Energy Resources Science Center, U.S. Geological Survey, Box 25046 MS 939, Federal Center, Denver, CO 80225, ngianoutsos@usgs.gov and NELSON, Philip H., U.S. Geological Survey, Box 25046 Federal Center MS 939, Denver, CO 80225

KINOSHITA, Alicia M. and HOGUE, Terri S., Civil and Environmental Engineering, Colorado School of Mines, 1500 Illinois St, Golden, CO 80401, akinoshi@mines.edu

HAQUE, Md. Aminul, Environmental Programs, University of Northern Iowa, Cedar Falls, IA 50614, haquem@uni.edu and IQBAL, Mohammad, Dept. of Earth Science, Univ of Northern Iowa, Cedar Falls, IA 50614

KHAN, Riaz Hossain, Physical and Environmental Sciences, Texas A&M University-Corpus Christi, NRC 3100, 6300 Ocean Drive, Corpus Christi, TX 78412, rkhan1@islander.tamucc.edu and MURGULET, Dorina, Physical and Environmental Sciences, Texas A&M University-Corpus Christi, 6300 Ocean Drive, NRC 3102, Corpus Christi, TX 78412

TRAYLOR, Jonathan P., United States Geological Survey, Nebraska Water Science Center, 5231 S. 19th Street, Lincoln, NE 68512, jtraylor@usgs.gov

LIU, Zuolin¹, DUGAN, Brandon², MASIELLO, Caroline A.³, and GONNERMANN, Helge³, (1) Earth Science, Rice University, 6100 main st, MS 126, Houston, TX 77005, zl17@rice.edu, (2) Earth Science, Rice University, 6100 Main Street, MS 126, Houston, TX 77005, (3) Earth Science, Rice University, 6100 Main St. MS 126, Houston, TX 77005

HINTON, M.J.¹, LOGAN, C.E.¹, CALDERHEAD, A.I.², OLDENBORGER, G.A.¹, SHARPE, D.R.¹, RUSSELL, H.A.J.¹, and PUGIN, A.J.-M.¹, (1) Natural Resources Canada, Geological Survey of Canada, 601 Booth St, Ottawa, ON K1A 0E8, Canada, Marc.Hinton@NRCan-RNCan.gc.ca, (2) Institut national de recherche scientifique, Eau Terre Environnement, 490 de la Couronne Street, Quebec City, QC G1K 9A9, Canada

EGGLESTON, Jack, US Geological Survey, Water Resources Division, 79 Greenough St, Brookline, MA 02445, jegglest@usgs.gov, MCCOY, Kurt J., US Geological Survey, Richmond, VA 23228, and NELMS, David L., U.S. Geological Survey, Virginia Water Science Center, Richmond, VA 23228

SAUD, Qays Jasim Sr, Geosciences, University of Missouri- Kansas City, 3630 Warwick Blvd, Apt. 4, Kansas City, MO 64111, qais_jassim@yahoo.com and HASAN, Syed E., Geosciences, University of Missouri, 5100 Rockhill Road, Kansas City, MO 64110-2499

BRANDON, Ryan A., Geosciences, Virginia Polytechnic Institute, 4044 Derring Hall, Blacksburg, VA 24061, rabrand@vt.edu and BURBEY, Thomas J., Geosciences, Virginia Polytechnic Institute, 3049-A Derring Hall, Blacksburg, VA 24061