Mark L Brusseau, University of Arizona, Department of Environmental Science, Tucson, AZ, United States and Bo Guo, University of Arizona, Department of Hydrology and Atmospheric Sciences, Tucson, AZ, United States

Barbara A Bekins, U.S. Geological Survey, Menlo Park, CA, United States, Jennifer C. Brennan, U.S. Environmental Protection Agency, Duham, NC, United States, Donald E. Tillitt, U.S. Geological Survey, Columbia, MO, United States, Isabelle Cozzarelli, U.S. Geological Survey, Reston, VA, United States, Jennifer M. Illig, University of St Thomas, Biology, St. Paul, MN, United States and Dalma Martinovic-Weigelt, University of St. Thomas, Biology, St. Paul, MN, United States

Leah E Jackson¹, Lawrence D Lemke², Anthony Chappaz² and Wendy M Robertson², (1)Central Michigan University, Dept. of Earth and Atmospheric Sciences, Mount Pleasant, MI, United States, (2)Central Michigan University, Institute for Great Lakes Research - Dept. of Earth and Atmospheric Sciences, Mount Pleasant, MI, United States

Pankaj Kumar Gupta¹, Behrad Gharedaghloo² and Jonathan S Price¹, (1)University of Waterloo, Waterloo, ON, Canada, (2)University of Waterloo, Waterloo, Canada

Iman Roohidehkordi and Magdalena Krol, York University, Toronto, ON, Canada

Yong Zhang, University of Alabama, Tuscaloosa, AL, United States and Wei Wei, Nanjing Normal University, School of Environment, Nanjing, China

Khalid Haji Omar^1,2 and Javier Vilcaez¹, (1)Oklahoma State University Main Campus, Stillwater, OK, United States, (2)Oklahoma State University Main Campus, Boone Pickens School of Geology, Stillwater, OK, United States

Mohammed Dardona¹, Rachel Akers², Anastasia Alexandrova³, Rachel Hakim⁴, Chandra M. Tummala¹ and Timothy M Dittrich¹, (1)Wayne State University, Civil and Environmental Engineering, Detroit, MI, United States, (2)Wayne State University, Detroit, United States, (3)Wayne State University, Geology, Detroit, MI, United States, (4)Wayne State University, Civil and Environmental Engineering, Detroit, United States

Ahmet Emin¹, Asma El Ouni¹, Hua Zhong², Kenneth C Carroll³ and Mark L Brusseau⁴, (1)University of Arizona, Environmental Science, Tucson, AZ, United States, (2)Wuhan University, State Key Laboratory of Water Resources and Hydropower Engineering Science, Wuhan, China, (3)New Mexico State University, Department of Plant and Environmental Sciences, Las Cruces, NM, United States, (4)University of Arizona, Environmental Science, Department of Hydrology & Atmospheric Sciences, School of Earth and Environmental Sciences, Tucson, AZ, United States

Kathleen M Smits, University of Texas at Arlington, Arlington, TX, United States, Rosalie M. O'Brien, Colorado School of Mines, Civil and Environmental Engineering, Golden, United States, Nicole Smith, Colorado School of Mines, Department of Mining Engineering, Golden, CO, United States and Thomas J Phelan, United States Air Force Academ, U S A F Academy, CO, United States

Jianwen Du¹, Xiaoqing Shi¹, Shaoxing Mo¹, Hongxia Xu¹ and Jichun Wu², (1)Nanjing University, Nanjing, China, (2)Nanjing University, School of Earth Sciences and Engineering, Nanjing, China

Lauren J Sather¹, Roseanna Neupauer², Eric J Roth², John P Crimaldi² and David C Mays³, (1)Wildermuth Environmental, Lake Forest, CA, United States, (2)University of Colorado Boulder, Department of Civil, Environmental and Architectural Engineering, Boulder, CO, United States, (3)University of Colorado Denver, Department of Civil Engineering, Denver, CO, United States

Rebecca Serata¹, Zexuan Xu¹, Haruko M Wainwright², Sergi Molins³, Bhavna Arora⁴, John D Moulton⁵, Miles E Denham⁶ and Carol A Eddy-Dilek⁶, (1)Lawrence Berkeley National Laboratory, Climate and Ecosystem Sciences Division, Berkeley, CA, United States, (2)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (3)Lawrence Berkeley National Laboratory, Earth and Environmental Sciences, Berkeley, CA, United States, (4)Lawrence Berkeley National Laboratory, Energy Geosciences Division, Berkeley, CA, United States, (5)Los Alamos National Laboratory, Los Alamos, NM, United States, (6)Savannah River National Lab, Aiken, SC, United States

Massimo Rolle, Technical University of Denmark, Kgs. Lyngby, Denmark, Young-Ho Seo, University of Hawaii at Manoa, Honolulu, HI, United States, Peter K Kitanidis, Stanford University, Department of Civil and Environmental Engineering, Stanford, CA, United States and Jonghyun Harry Lee, University of Hawai‘i at Mānoa, Civil and Environmental Engineering, Honolulu, HI, United States

Sandhya Birla, Indian Institute of Technology Delhi, New Delhi, India, Jyotiranjan Barik, Indian Institute of Technology Delhi, India, Department of Civil Engineering, New Delhi, India, Prabhas Kumar Yadav, Technische Universität Dresden, Germany, Institute of Groundwater Management, Dresden, Germany, Rudolf Liedl, Techn. Univ. Dresden, Dresden, Germany and Bhagu Ram Chahar, Indian Institute of Technology Delhi, Civil Engineering, New Delhi, India

Seonggan Jang, Pukyong National University, Division of Earth Environmental System Science, Busan, Korea, Republic of (South) and Minjune Yang, Pukyong National University, Department of Earth and Environmental Sciences, Busan, South Korea

Md Sazadul Hasan and Mengistu Geza, South Dakota School of Mines and Technology, Civil and Environmental Engineering, Rapid City, SD, United States

Tian Jiao¹, Ming Ye², Menggui Jin¹ and Jing Yang¹, (1)China University of Geosciences Wuhan, School of Environmental Studies, Wuhan, China, (2)Florida State University, Earth, Ocean, and Atmospheric Science, Tallahassee, FL, United States

Oscar Alvarez¹, Jesus D Gomez-Velez¹, Kevin Brown² and David Kosson³, (1)Vanderbilt University, Nashville, TN, United States, (2)Vanderbilt University, Professor, Nashville, TN, United States, (3)Cornelius Vanderbilt Professor, Civil and Environmental Engineering, Nashville, TN, United States

Cody Massion¹, Mercy Achang² and Mileva Radonjic², (1)Oklahoma City, Oklahoma, United States, (2)Oklahoma State University, Stillwater, OK, United States