Texas Partners
- Texas Water Resources Institute
- EPA Region VI
- Texas Commission on Environmental Quality
- Texas State Soil & Water Conservation Board
- Texas Water Development Board
- Texas Alliance of Groundwater Districts
- Texas Parks and Wildlife
- Texas Department of Agriculture
- Texas Sea Grant
- Bureau of Economic Geology
- Texas River Guide
- U.S. Fish & Wildlife Service Texas Offices
- USDA-Natural Resource Conservation Service Offices in Texas
- Texas Agricultural Statistics Service
- Office Of The Texas State Chemist
- USGS