1. Postdoctoral Researcher, Hydrologic Research Laboratory, Dept. of Civil and Environmental Engineering, Univ. of California, 1 Shields Ave., Davis, CA 95616-5270 (corresponding author).
2. Postdoctoral Researcher, Hydrologic Research Laboratory, Dept. of Civil and Environmental Engineering, Univ. of California, 1 Shields Ave., Davis, CA 95616-5270.
3. Graduate Student, Hydrologic Research Laboratory, Dept. of Civil and Environmental Engineering, Univ. of California, 1 Shields Ave., Davis, CA 95616-5270.
4. Senior Researcher, Korean Institute of Water and Environment, Korea Water Resources Corporation, Daejeon 305-730, South Korea.
5. Associate Professor, Dept. of Civil Engineering, Atilim Univ., Kizilcasar Mahallesi, Incek, Ankara 06836, Turkey.
6. Civil Engineer, Dept. of Water Resources, Division of Flood Management, State of California, 3310 El Camino Ave., Sacramento, CA 95821.
7. Professor, Hydrologic Research Laboratory, Dept. of Civil and Environmental Engineering, Univ. of California, 1 Shields Ave., Davis, CA 95616-5270.