Hahn Chul Jung^1,2, Do-Hyuk DK Kang^3,4, Euiho Hwang⁵ and Gwangha Park⁵, (1)NASA Goddard Space Flight Center, Hydrological Sciences Laboratory, Greenbelt, MD, United States, (2)Science Systems and Applications, Inc., Lanham, MD, United States, (3)NASA Goddard Space Flight Center, Greenbelt, United States, (4)Earth System Science Interdisciplinary Center, College PARK, United States, (5)K-water Institute, Water Resources Satellite Research Center, Daejeon, South Korea