Department of Geosciences, The University of Arizona, 1040 E. 4th St. Gould-Simpson Rm. 208, Tucson, AZ 85721, United States
Department of Atmospheric Sciences, The University of Arizona, 1118 E. 4th St. Physics-Atmospheric Sciences Bldg., Rm. 542 PO Box 210081, Tucson, AZ 85721-0081, United States ; Department of Geosciences, The University of Arizona, 1040 E. 4th St. Gould-Simpson Rm. 208, Tucson, AZ 85721, United States
Water Resources Division, U.S. Geological Survey, 1955 E. 6th St., Tucson, AZ 85719, United States ; Department of Geosciences, The University of Arizona, 1040 E. 4th St. Gould-Simpson Rm. 208, Tucson, AZ 85721, United States