Organizations > National/Regional
- Bureau of Land Management; New Mexico, Oklahoma, Kansas, Texas
- manages surface activities on 261 million acres of America's public lands, located primarily in 12 Western States
- Bureau of Reclamation Great Plains Region
- encompasses nine western states,and hundreds of irrigation projects, dams, and other water-supply related facilities
- Natural Resources Conservation Service Oklahoma
- National Water and Climate Center
- US Department of Agriculture (USDA)
- Agricultural Research Service, Southern Plains Area
- Oklahoma Agricultural Statistics Service
- agricultural crop and animal statistics
- Soil and Water Management Research
- research on crop water use and on irrigation and water management technologies for sustaining or enhancing crop productivity, improving water use efficiency, reducing ground water use, enhancing water quality, and sustaining the soil resources in the Southern High Plains
- US Environmental Protection Agency Region 6
- serving Louisiana, Arkansas, Oklahoma, New Mexico, Texas and 66 Tribes
- STORET Database Access
- water quality data
- Surf Your Watershed
- watershed data search
- Water-Oklahoma
- from the U.S. EPA Office of Water
- Fact Sheets (Listed by State)
- from the U.S. Geological Survey
- Ground Water Atlas of the United States: Oklahoma, Texas
- text and maps on High Plains aquifer in these states
- National Water-Quality Assessment (NAWQA) Program--High Plains Regional Ground Water Study
- Water Data for Oklahoma (NWISWeb)
- Water Resources of Oklahoma
- from the U.S. Geological Survey
- Water-Quality Data for Oklahoma
- from the U.S. Geological Survey