Matthew Bogard, University of Lethbridge, Lethbridge, AB, Canada, Brian A Bergamaschi, USGS-Calif State University, Sacramento, CA, United States, David E Butman, Yale University, Hamden, CT, United States, Frank E Anderson, USGS California Water Science Center Sacramento, Sacramento, CA, United States, Sara Knox, University of British Columbia, Vancouver, AB, Canada and Lisamarie Windham-Myers, U.S. Geological Survey, Water Resources Mission Area, Menlo Park, CA, United States