Esther Lee, University of Illinois at Urbana Champaign, Urbana, IL, United States, Praveen Kumar, University of Illinois at Urbana Champaign, Department of Civil and Environmental Engineering, Urbana, IL, United States, Greg Barron-Gafford, University of Arizona, School of Geography and Development, Tucson, AZ, United States; University of Arizona, Tucson, AZ, United States and Russell L Scott, USDA-ARS, Southwest Watershed Research Center, Tucson, AZ, United States