Watershed Summary more >>
Current Conditions more >>
J-17 Well 664.8 msl (+0.5)
Guadalupe @ Spring Branch 90 cfs (+6)
Canyon Reservoir 905.70 msl (+0.08)
Guadalupe @ Sattler 93 cfs (+0)
Comal Springs 328 cfs (+42)
San Marcos Springs 181 cfs (+1)
Guadalupe @ Gonzales 848 cfs (+124)
Guadalupe @ Victoria 794 cfs (+30)
Coleto Reservoir 97.04 msl (+0.00)
Guadalupe @ Tivoli 1500 cfs (-150)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 11.74%
Comal Springs 41.31%
San Marcos Springs 22.80%
Natural Base Flow 24.16%
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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