1. Cold Regions Research and Engineering Laboratory, U.S. Army Corps of Engineers, Hanover, New Hampshire
2. Department of Geography, University of Utah, Salt Lake City, Utah
3. National Operational Remote Sensing Hydrology Center, National Weather Service, Chanhassen, Minnesota
4. National Snow and Ice Data Center, University of Colorado, Boulder, Colorado
5. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California
6. Rocky Mountain Research Station, USDA Forest Service, Fort Collins, Colorado