Watershed Summary more >>
Current Conditions more >>
J-17 Well 687.3 msl (+0.1)
Guadalupe @ Spring Branch 510 cfs (-35)
Canyon Reservoir 910.33 msl (+0.09)
Guadalupe @ Sattler 199 cfs (-217)
Comal Springs 438 cfs (+9)
San Marcos Springs 239 cfs (+0)
Guadalupe @ Gonzales 1960 cfs (-530)
Guadalupe @ Victoria 2560 cfs (-190)
Coleto Reservoir 97.47 msl (+0.00)
Guadalupe @ Tivoli 2880 cfs (-140)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 7.77%
Comal Springs 17.11%
San Marcos Springs 9.34%
Natural Base Flow 65.78%
Percentages reflect sources. Losses and diversions not included.
Last 28 days at:

Preservation Matters

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

San Antonio Bay Foundation

Founded in 2008 to protect and preserve the Bay and Estuary at the end of the Guadalupe River Basin.

Canyon Lake Gorge

Within days following the Flood of 2002, the floodwaters carved a gorge into the landscape below the Canyon Lake Spillway.

Guadalupe River Foundation

Formed to establish a system for funding construction, operation and maintenance of environmental learning centers and programs.

© 1998 Guadalupe-Blanco River Authority

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