Links
Flood Information
Agencies, Science, Weather and Water
- American Public Works Association (APWA)
- American Water Works Association (AWWA)
- Barton Springs/Edwards Aquifer Conservation District
- Canyon Lake Information Page
- Drought Indexes
- Drought Severity Index- Texas Palmer
- Edwards Aquifer Authority
- Edwards Aquifer-Related Sites
- National Groundwater Association (NGWA) - Newsletters, conferences, consumer issues, groundwater marketplace and NGWA's positions on legislation
- National Institute for Water Resources
- South Central Texas Regional Water Planning Group (Region L)
- Texas Commission on Environmental Quality (TCEQ) - Hearings and dates, reports, news releases, biographical information on TNRCC commissioners, bulletin board notes and many other items.
- Texas Environmental Profiles - Air and water quality, water quantity, land, wildlife, waste, maps and profiles for all Texas counties.
- Texas Parks & Wildlife Department (TPWD) - Many categories of information, including Rainbow trout stocking locations, and you can add your name and address to receive next year's list.
- Texas Rural Water Association - Safe Drinking Water Regulations and TRWA activities
- Texas Water Development Board (TWDB)
- Texas Water Utilities Association
- U.S. Environmental Protection Agency - Surf Your Watershed-find out about protection efforts, volunteerism, drinking water, superfund sites, environmental quality, effluent dischargers, obtain maps, or join the online chat facility "Speak Out."
- U.S. Fish and Wildlife Service
- United States Geological Survey (USGS) - Water Resources Information
- United States Geological Survey (USGS) - NWISWeb system is a new system that was based on the effort/development from several other USGS water related web systems, the national system for historic streamflow data (NWIS-W), the real-time streamflow data system.
- Universities Water Information Network
- Water Environment Federation - 10 categories of information: member networking
Education
Magazines
Guadalupe Basin Chambers of Commerce
- Boerne Chamber of Commerce
- Bulverde Chamber of Commerce
- Canyon Lake Chamber of Commerce
- Cuero Chamber of Commerce
- Goliad County Chamber of Commerce
- Gonzales Chamber of Commerce and Agriculture
- Lockhart Chamber of Commerce
- Luling Chamber of Commerce
- New Braunfels Chamber of Commerce
- Port O'Connor Chamber of Commerce
- San Marcos Chamber of Commerce
- Seguin Area Chamber of Commerce
- Wimberley Chamber of Commerce
- Yoakum Chamber of Commerce
- Yorktown Chamber of Commerce
Guadalupe Basin Cities
State Parks
Recreation
- Kidfish
- Luling-Zedler Mill Paddling Trail - TPWD page on the Luling-Zedler Mill Paddling Trail on the San Marcos river.
- Texas Public Boater Access - Public access infromation for the Guadalupe River Basin from Kerr County to the Gulf of Mexico.
- Texas Rivers Guide - Information on safety, ethics, recreation and river-related activities, plus information on real-time flow data on each river in Texas.
River Authorities

The Guadalupe-Blanco River Trust was founded in 2001 to conserve land in the Guadalupe River Watershed.