McKenzie, Mountrail, Williams, Bowman, and Severe Weather Management Association (portions of Slope Co.)
Participating counties and State of North Dakota
Alberta Hail Suppression
Alberta Severe Weather Management Society
Wind River Range, Sierra Madre/Medicine Bow Mountains
Eden Valley Irrigation and Drainage District, Wyoming Water Development Commission
Upper Snake River Basin, Wood River Basin, Boise River Basin, Payette River Basin
Idaho Power Company, High Country Resource Conservation and Development, Idaho Water Resource Board, Water Districts 1, 37, 63, Idaho Ground Water Association
Eastern San Juan Mountains, Western San Juan Mountains, Telluride and Dolores River Basin, Gunnison River Basin, The Grand Mesa, Upper Colorado Rockies, Vail, Beaver Creek Ski Areas, Never Summer Mountains
There are forty entities that sponsor wintertime ground based cloud seeding. Ski areas, water districts, irrigation districts, cities, towns and counties are the local sponsors. At a state and regional level grants and technical assistance come from the Colorado Water Conservation Board. Southern Nevada Water Authority, Central Arizona Water Conservation District, and California Six Agency Committee, Jackson County Water Conservancy District
Central/Southern Utah, Tooele County, West Box Elder, East Box Elder/Cache County, South Slope High Uintas, West Uinta Mountains, Emery/Sanpete
Tooele County and Central Southern Project, Utah Water Resources Development Corporation, Bear River Project, Bear River Water Conservancy District, Cache County, West Uintah Mountains, Weber Basin Water Conservancy District, South Slope Uinta Mountains, Central Utah Water Conservancy District, Duchesne County Water Conservancy District, Uinta Water Conservancy District, Emery/Sanpete Project-Propane, Emery Water Conservancy District
Tahoe-Truckee, Carson, Walker Basin, Ruby Mountains, Spring Mountains, Santa Rosa Mountains
Southern NV Water Authority, Truckee River Fund, Western Regional Water Commission, Bureau of Reclamation
Lake Almanor, Tahoe-Truckee, Upper American River, Upper Mokelumne River, North Fork Stanislaus, Tuolumne River, Walker River, Upper San Joaquin River, Kings River, Kaweah River, Kern River, Santa Barbara County, San Gabriel River, Middle Fork American River, Santa Ana River Watershed Weather Modification Pilot Program
Pacific Gas and Electric Company, Sacramento Municipal Utility District, Desert Research Institute, Turlock and Modesto Irrigation District, Southern California Edison Company, Kings River Conservation District, Kaweah Delta Water Conservatory District, North Kern Water Storage District, Santa Barbara County, Northern California Power Agency, Los Angeles Department of Water and Power, Los Angeles County, Placer County Water Agency, Santa Ana Watershed Project Authority
Seeding Operations and Atmospheric Research (SOAR) Program, Panhandle Groundwater Conservation District, West Texas Weather Modification Association, South Texas Weather Modification Association, Trans-Pecos Weather Modification Association, Edwards Aquifer Authority