1. Jet Propulsion Laboratory; California Institute of Technology; Pasadena California USA
2. Center for Hydrologic Modeling; University of California; Irvine California USA
3. Department of Earth System Science; University of California; Irvine California USA
4. Department of Geological Sciences, Jackson School of Geosciences; University of Texas at Austin; Austin Texas USA
5. UMR 7619 METIS, CNRS, UPMC; Paris France
6. Center for Research in Water Resources; University of Texas at Austin; Austin Texas USA