1. Postdoctoral Researcher, Center for Watershed Sciences, Univ. of California, One Shields Ave., Davis, CA 95616 (corresponding author).
2. Associate Director, Center for Watershed Sciences, Univ. of California, One Shields Ave., Davis, CA 95616.
3. Senior Scientist, Stockholm Environment Institute, 11 Curtis Ave., Somerville, MA 02144.
4. Associate Director, Wheeler Institute for Water Law & Policy, Univ. of California at Berkeley, Berkeley, CA 94720.
5. Staff Scientist, Stockholm Environment Institute, 400 F St., Davis, CA 95616.
6. Water Resources Control Engineer, State Water Resources Control Board, 1001 I St., Sacramento, CA 95814.