Geological Survey (U.S.) 320
Geological Survey (U.S.), 135
SpringerLink (Online service) 116
Colorado Water Conservation Board 70
United States. Bureau of Reclamation 60
Colorado Water Resources Research Institute 31
Library of Congress. Congressional Research Service, 24
United States. Department of the Interior 21
Geological Survey (U.S.). Water Resources Division 20
Colorado Water Resources and Power Development Authority 17
ScienceDirect (Online service) 16
United States. Bureau of Reclamation. Region 4 14
United States. Bureau of Reclamation. Upper Colorado Region 11
Colorado Water Institute 10
Colorado. Division of Water Resources 10
United States. Bureau of Land Management 10
United States. Congress. House. Committee on Resources. Subcommittee on Water and Power 10
United States. Congress. Senate. Committee on Energy and Natural Resources 10
United States. National Park Service 10
Louisiana. Department of Transportation and Development 9
United States. Congress. House. Committee on Interior and Insular Affairs 9
Camp, Dresser & McKee 8
Colorado State University. Environmental Resources Center 8
Negm, Abdelazim M., 8
South Dakota Geological Survey 8
South Platte Forum 8
Stern, Charles V., 8
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Water and Power 8
United States. Department of Agriculture. Economic Research Service 8
United States. Forest Service 8
United States. Soil Conservation Service 8
Western Energy and Land Use Team 8
Carter, Nicole T., 7
Colorado. Division of Wildlife 7
Colorado. Office of the State Engineer 7
Singh, V. P. 7
United States. Bureau of Reclamation, 7
United States. Office of the Assistant Secretary of the Army (Civil Works) 7
University of Colorado Boulder. Natural Resources Law Center 7
EBSCOhost 6
Florida. Department of Environmental Regulation 6
Rhode Island. Water Resources Board 6
South Platte Forum Longmont, Colo.) 6
U.S. Army Engineer Institute for Water Resources 6
United States. Army. Corps of Engineers. Missouri River Division 6
Upper Colorado River Commission 6
Allen, Elizabeth G. 5
Boyle Engineering Corporation 5
Chester County Water Resources Authority 5
Colorado Natural Heritage Program 5
Colorado. Department of Natural Resources 5
Dragos, Stefanie L. 5
Fretwell, J. D. 5
Gates, Joseph Spencer, 1935- 5
Gleick, Peter, 1956- 5
Horak, Gerry 5
Indiana. Department of Natural Resources 5
MacDonnell, Lawrence J. 5
Nelson, Wayne 5
Prakken, Lawrence B., 5
Quiñones, F. 5
Southeastern Colorado Water Conservancy District (Colo.) 5
U.S. Fish and Wildlife Service. Office of Biological Services 5
United States. Bureau of Indian Affairs 5
United States. Bureau of Reclamation. Pacific Northwest Region 5
United States. Congress. Senate. Committee on Interior and Insular Affairs 5
United States. Congress. Senate. Select Committee on National Water Resources 5
Anderson, Clinton Presba, 1895-1975 4
Balthrop, Barbara H. 4
Biswas, Asit K. 4
Colorado Foundation for Water Education 4
Films for the Humanities & Sciences (Firm) 4
Geological Survey (U.S.). Water Resources Division. Oklahoma District 4
Griffith, Jason M. 4
ICSDWE (Conference) 4
Infobase 4
Louisiana. Department of Transportation and Development, 4
Missouri. Division of Geology and Land Survey 4
New Mexico. State Engineer Office 4
Normand, Anna E., 4
Peterson, William C. 1918- 4
Prakken, Lawrence B. 4
Resources for the Future 4
Tudor Engineering Company 4
United States. Army. Corps of Engineers 4
United States. Army. Corps of Engineers. Northwestern Division. Missouri River Basin Water Management Division, 4
United States. Congress. House. Committee on Transportation and Infrastructure 4
United States. Congress. Senate. Committee on Environment and Public Works, 4
United States. Natural Resources Conservation Service 4
United States. Office of Hydropower Licensing 4
United States. Office of Water Resources Research 4
Washington (State). Department of Ecology 4
Water Resources Council (U.S.) 4
Wyoming. State Engineer's Office 4
Zeleňáková, Martina, 4
Albuquerque (N.M.). Department of Public Works 3
Anttila, Peter W. 3
Bateman, Andrew F. 3
Brown, Jennifer 3
Bunch, Robin L. 3