Matthew Bigler, University of Arizona, Environmental Science, Tucson, AZ, United States, Sarah Van Glubt, University of Arizona, Environmental Science Department, Tucson, AZ, United States, Bo Guo, University of Arizona, Hydrology and Atmospheric Sciences, Tucson, AZ, United States and Mark L Brusseau, University of Arizona, Environmental Science Department, Hydrology and Atmospheric Sciences Department, School of Earth and Environmental Sciences, Tucson, AZ, United States