Lake Management
The Guadalupe-Blanco River Authority is a political subdivision that was created under Article XVI, Section 59 of the Texas Constitution to develop, store and protect the water resources of the Guadalupe River Basin for the benefit of its residents.
GBRA is the owner and operator of Lake Dunlap, Lake McQueeney, Lake Placid, Lake Nolte, Lake H-4, and Lake Wood located in Comal, Guadalupe, and Gonzales Counties, Texas. GBRA has the right to establish regulations for navigation of the waterways subject to its jurisdiction, and is empowered under the laws of the State of Texas to establish restrictions on the use of watercraft navigating the waterways subject to its jurisdiction.
Resolutions and Orders
Lake Updates
Boating Capacity Study
DROUGHT INFORMATION (more...)
GBRA Water Conservation Plan
GBRA Drought Contingency Plan
Summary of Water Conservation/Drought Plans
Video: The Climate Detective
Video: San Marcos Springs
Video: Comal Springs
CURRENT FLOW & LAKE DATA        (more...)
(+/-0.00) - indicates change in 24 hours
J-17 Well: 667.5 msl (-0.2)
Canyon Reservoir 907.65 msl (-0.04)
Guadalupe @ Sattler 173 cfs (+5)
Comal Springs 308 cfs (-9)
San Marcos Springs 207 cfs (+2)
Guadalupe @ Gonzales 833 cfs (-14)
Guadalupe @ Victoria 730 cfs (-82)
Coleto Reservoir 97.10 msl (-0.03)
Guadalupe @ Tivoli 1140 cfs (-100)
Sources of Flow at Victoria
Canyon Release 23.70%
San Marcos Springs 28.36%
Comal Springs 42.19%
Natural Base Flow 5.75%
(Percentages reflect sources. Losses and diversions not included.)
RESOURCE LIBRARY (more...)
- Texas E-Flows Process - August 2010
- Land Stewardship - August 2010
- Caldwell County Regional Water and Wastewater Planning Study
- Canyon Gorge
- Canyon Reservoir Fact Sheet
- GBRA River Run
CONSERVING A TEXAS TREASURE
Guadalupe RiverThe Guadalupe-Blanco River Trust was founded in 2001 to conserve land in the Guadalupe River Watershed.
Learn more...