- Texas Earthkind Program
- Texas Superstar Plants
- Texas Urban Landscape Guide
- Texas Nursery & Landscape Association Water Resources (scroll down the page)
- Texas Water (water law, marketing, etc.)
- Texas Water Matters
- Texas Water Resources Institute
- Texas A&M AgriLife Water Education Network
- Texas Watershed Steward Program
- Watersheds in Texas
- Texas Commission on Environmental Quality
- Texas Water Development Board
- TWDB Water Conservation Best Management Practices
- Texas Green Industry Water Conservation Project
- Texas State Soil and Water Conservation Board
- Texas Parks and Wildlife Department – Water Planning Website
- Center for Research in Water Resources (University of Texas)
- Texas: The State of Flowing Water
Texas Water Authorities
- Angelina/Neches River Authority
- Brazos River Authority
- Edwards Aquifer Authority
- Guadalupe Blanco River Authority
- Lavaca-Navidad River Authority
- Lower Colorado River Authority
- Lower Neches Valley Authority
- Nueces River Authority
- Red River Authority
- Sabine River Authority
- San Antonio River Authority
- Sulphur River Basin Authority
- Trinity River Authority
- Upper Colorado River Authority
- Upper Guadalupe River Authority