Carlos Tamayo, Civil, Engineer, M.S., Civil & Environmental Engineering, Florida International University, Davie, FL

Robert Mutch Jr., P.Hg., P.E.¹ and Richard Carbonaro, Ph. D., P.E.², (1)Mutch Associates, LLC, (2)Mutch Associates, LLC, Ramsey, NJ

Brian Clark¹, Linzy Foster², Leslie Duncan, PhD³ and Daniel Tebo⁴, (1)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Fayetteville, AR, (2)Texas Water Science Center, U.S. Geological Survey, (3)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Nashville, TN, (4)Texas Water Science Center, U.S. Geological Survey, Austin, TX

Raymond Johnson, Ph.D.¹, Paul Reimus, Ph.D.², Aaron Tigar¹, Sarah Morris¹, Kara Tafoya¹, William Dam³, William Frazier³, Richard Bush³ and Sam Campbell¹, (1)Navarro Research and Engineering, Inc., Grand Junction, CO, (2)Los Alamos National Laboratory, Los Alamos, NM, (3)U.S. Department of Energy Office of Legacy Management, Grand Junction, CO

Katherine Knierim, PhD¹, James Kingsbury², Jeannie Barlow, PhD³, Connor Haugh² and Brian Clark⁴, (1)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Little Rock, AR, (2)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Nashville, TN, (3)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Jackson, MS, (4)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Fayetteville, AR

Leslie Duncan, PhD¹, Brian Clark² and Jeremy White³, (1)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Nashville, TN, (2)Lower Mississippi-Gulf Water Science Center, U.S. Geological Survey, Fayetteville, AR, (3)US Geological Survey WRD Texas Water Science Center, Austin, TX

Karilyn Heisen, P.E.¹ and Robert P. Schreiber, PE, BCEE, D.WRE², (1)CDM Smith, Boston, MA, (2)Water Resources, CDM Smith, Boston, MA

Melinda Erickson, PhD, PE, Sarah Elliott and Catherine Christenson, US Geological Survey, Mounds View, MN

Brianne Hastings, P.G.¹ and Thomas Walsh, P.G.², (1)Environmental, Civil & Environmental Consultants, (2)Environmental, Civil & Environmental Consultants, Pittsburgh, PA

Linzy Foster¹ and Jeremy White², (1)Texas Water Science Center, U.S. Geological Survey, (2)US Geological Survey WRD Texas Water Science Center, Austin, TX

Matthew Gamache, P.E., D.WRE¹, Henning Moe² and Fridtjov Ruden³, (1)CDM Smith, Boston, MA, (2)CDM Smith, Galway, Ireland, (3)Ruden AS Geo Solutions, Engelsviken, Norway

Nicolas Benoit, Geological Survey of Canada, Natural Resources Canada, Quebec, QC, Canada

Sasmita Sahoo, Ph.D.¹, Tess Russo, Ph.D.¹, Joshua Elliott, Ph.D.², Tara Troy, Ph.D.³, Chetan Deva⁴ and Ian Foster, Ph.D.⁵, (1)Department of Geosciences, Pennsylvania State University, University Park, PA, (2)University of Chicago and ANL Computation Institute, Chicago, IL, (3)Civil & Environmental Engineering, Lehigh University, Bethlehem, PA, (4)School of Earth and Environment, University of Leeds, Leeds, United Kingdom, (5)Department of Computer Science and ANL Computation Institute, University of Chicago, Chicago, IL

Daniel O'Rourke, P.G.¹, Mary Anne Taylor, P.E.², Kenneth Zegel, P.E.³, Joshua Registe² and Qitao Gao¹, (1)CDM Smith, Edison, NJ, (2)CDM Smith, Woodbury, NY, (3)Office of Ecology, Suffolk County Department of Health Services, Yaphank, NY

Shawn Meng, M.Sc.¹, Murray Fredlund, Ph.D., PE¹, George Zyvoloski, Ph.D.² and Shlomo Orr, Ph.D.³, (1)SoilVision Systems Ltd., Saskatoon, SK, Canada, (2)Las Alamos National Labs, Los Alamos, NM, (3)SRK Consulting, Calgary, AB, Canada