2015 GSA Annual Meeting in Baltimore, Maryland, USA (1-4 November 2015)

THOMAS, Andrew, Department of Soil, Water and Environmental Science, University of Arizona, 1177 E 4th St, Rm 429, Tucson, AZ 85721, ROOT, Robert A., Soil, Water and Environmental Science, University of Arizona, Shantz bldg 38, Box 210038, Tucson, AZ 85721 and CHOROVER, Jon, Department of Soil, Water and Environmental Science, University of Arizona, 525 Shantz Bldg, Tucson, AZ 85721-0038, andrewthomas@email.arizona.edu

GILLISPIE, Elizabeth, Soil Science, North Carolina State University, Raleigh, NC 27695, DUCKWORTH, Owen, Soil Science, NCSU, 101 Derieux St, Raleigh, NC 27695, POLIZZOTTO, Matthew, Department of Soil Science, North Carolina State University, 101 Derieux St, 2232 Williams Hall, Box 7619, Raleigh, NC 27695 and PHEN, Nuon, Resource Development International, Phnom Penh, Cambodia, ecgillis@ncsu.edu

KIM, Angela, WEINSTEIGER, Allison, COSTA, Matthew A. and OYEWUMI, Oluyinka, Department of Geological Sciences, Central Connecticut State University, 1615 Stanley Street, New Britain, CT 06050, Akim@my.ccsu.edu

WINSTON, Richard B., U.S. Geological Survey, MS 431, 12201 Sunrise Valley Drive, Reston, VA 20192 and AYOTTE, Joseph D., U.S. Geological Survey, 331 Commerce Way, Pembroke, NH 03275, rbwinst@usgs.gov

JEBSON, Tiffany Eve, Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Virginia Tech, Blacksburg, VA 24061, SCHREIBER, Madeline, Department of Geosciences, Virginia Polytechnic Institute and State University, Derring Hall 4044, Blacksburg, VA 24061-0420 and ZHANG, Lin, Department of Statistics, Virginia Polytechnic Institute and State University, 403F Hutcheson Hall, Virginia Tech, Blacksburg, VA 24061, tiffj90@vt.edu

YU, Xuan, Department of Geological Sciences, University of Delaware, 103 Penny Hall, Newark, DE 19716, LEMONTE, Joshua J., Department of Plant and Soil Sciences, University of Delaware, 221 Academy Street, Room 465, Newark, DE 19716, SPARKS, Donald L., Department of Plant and Soil Sciences and Delaware Environmental Institute, University of Delaware, 221 Academy Street, Suite 250, Newark, DE 19716, CARGILL, John G., Department of Natural Resources and Environmental Control, 391 Lukens Drive, New Castle, DE 19720 and MICHAEL, Holly A., Department of Geological Sciences, University of Delaware, 255 Academy Street, Newark, DE 19716, xuan@udel.edu

MATTESON, Audrey and POLIZZOTTO, Matthew, Department of Soil Science, North Carolina State University, 101 Derieux St, 2232 Williams Hall, Box 7619, Raleigh, NC 27695, audrey_matteson@ncsu.edu

KIRBY, Joshua, YELDERMAN Jr., Joe C. and ATCHLEY, Stacy, Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798, Joe_Yelderman@baylor.edu

GUO, Huaming¹, ZHOU, Yinzhou², ZHENG, Hao³, ZHAO, Weiguang³, ZHANG, Di³ and NORRA, Stefan⁴, (1)School of Water Resources and Environment, China University of Geosciences (Beijing), Xueyuan Road 29, Haidian District, Beijing, 100083, China, (2)School of Water Resources and Environment, China University of Geosciences (Beijing), Beijing, 100083, China, (3)School of Water Resources and Environment,, China University of Geosciences (Beijing), Beijing, 100083, China, (4)Karlsruhe, 76131, Germany, hmguo@cugb.edu.cn

JEAN, Jiin-Shuh¹, LIU, Chia-Chuan², DAS, Suvendu², WANG, Pei-Ling³, WANG, Chung-Ho⁴ and YANG, Huai-Jen¹, (1)Department of Earth Sciences, National Cheng Kung University, #1 University Road, Tainan, 70101, Taiwan, (2)Earth Sciences, National Cheng Kung University, #1 University Road, Tainan, 70101, Taiwan, (3)Institute of Oceanography, National Taiwan University, Taipei, 106, Taiwan, (4)Institute of Earth Sciences, Academia Sinica, Nankang, Taipei, 94720, Taiwan, jiinshuh@mail.ncku.edu.tw

BHATTACHARYA, Prosun¹, MTALO, Felix², MATO, Rubhera R.A.M.³ and ANNADUZZAMAN, M.¹, (1)KTH-International Groundwater Arsenic Research Group, Dept of Sustainable Development, Environmental Science and Engineering, KTH Royal Institute of Technology, Teknikringen 76, Stockholm, SE-10044, Sweden, (2)Department of Water Resources Engineering, University of Dar es Salam (UDSM),, Dar es Salaam, Tanzania, (3)School of Environmental Science and Technology, Ardhi University, P. O. Box 35176, Dar es Salaam, Tanzania, prosun@kth.se

PUNAMIYA, Pravin, PAL, Rusha, DENG, Yang and SARKAR, Dibyendu, Department of Earth and Environmental Studies, Montclair State University, 1 Normal Avenue, Montclair, NJ 07043, punamiyap@mail.montclair.edu

HERATH, Indika¹, VITHANAGE, Meththika¹, BHATTACHARYA, Prosun² and VAN GENUCHTEN, C.M.³, (1)Chemical and Environmental Systems Modeling Research Group, National Institute of Fundamental Studies, Hantana Road, Kandy, 20000, Sri Lanka, (2)KTH-International Groundwater Arsenic Research Group, Dept of Sustainable Development, Environmental Science and Engineering, KTH Royal Institute of Technology, Teknikringen 76, Stockholm, SE-10044, Sweden, (3)Institute of Earth Surface Dynamics, University of Lausanne, Laussane, Switzerland, indikaousl@gmail.com