Government
City of Austin - Water Conservation
Canadian River Municipal Water Authority
Edwards Aquifer Authority
Guadalupe-Blanco River Authority 
Kinney County Groundwater Conservation District
Lower Colorado River Authority
Leon River Restoration Project
Panhandle Groundwater Conservation District
San Antonio Water System
Texas Commission on Environmental Quality
Texas Department of Agriculture
Texas General Land Office
Texas Parks & Wildlife Department
Texas Parks & Wildlife Department:  The State's Water by Region
Texas Parks & Wildlife Magazine:  Water for the Future
Texas State Soil & Water Conservation Board
Texas:  USDA National Resources Conservation Service
Texas Water Development Board
Texas Water Information Network
U.S. Army Corps of Engineers
U.S. Department of Agriculture - Natural Resources Conservation Service
U.S. Geological Survey
Water IQ (Texas Water Development Board)
Water Resources of the United States (USGS)


Non Governmental:
Audobon:  Texas
Bamberger Ranch
Ducks Unlimited
Environmental Defense & Texas Center for Policy Studies
Greater Edwards Aquifer Alliance
Hill Country Alliance
Hill Country Conservancy
Holistic Resource Management
National Wildlife Federation
National Wildlife Federation, Environmental Defense, & Sierra Club
Nature Conservancy, The
Preserve Our Water
Rock Art Foundation
Save Our Springs Alliance
Sierra Club:  Lone Star Chapter
Texas Public Radio:  Focus on the Environment
Texas Riparian Association
Texas Water at the Century's Turn
Texas Water Matters
Texas Wildlife Association
West Texas Springs Alliance