Ahmet Emin¹, Asma El Ouni¹, Hua Zhong² and Mark L Brusseau³, (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)University of Arizona, Environmental Science Department, Hydrology and Atmospheric Sciences Department, School of Earth and Environmental Sciences, Tucson, AZ, United States