1. Water Management and Hydrological Science, Texas A&M Univ., CSA Room 208 B, 3147 TAMU, College Station, TX 77843 (corresponding author).
2. Distinguished Professor, Regents Professor, and Caroline and William N. Lehrer Distinguished Chair in Water Engineering, Dept. of Biological and Agricultural Engineering, Zachry Dept. of Civil Engineering, Water Management and Hydrological Science, Texas A&M Univ., 321 Scoates Hall, 2117 TAMU, College Station, TX 77843.
3. Research Civil Engineer, Hydrologic Systems Branch, Coastal and Hydraulics Laboratory, Engineer Research Development Center, US Army Corps of Engineers, Vicksburg, MS 39181.