Watershed Summary + more
Current Conditions + more
J-17 Well 664.1 msl (+1.9)
Guadalupe @ Spring Branch 693 cfs (-280)
Canyon Reservoir 909.61 msl (+0.22)
Guadalupe @ Sattler 178 cfs (+0)
Comal Springs 318 cfs (-20)
San Marcos Springs 344 cfs (+0)
Guadalupe @ Gonzales 1580 cfs (+340)
Guadalupe @ Victoria 1470 cfs (-260)
Coleto Reservoir 96.78 msl (-0.01)
Guadalupe @ Tivoli 1170 cfs (+0)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 12.11%
Comal Springs 21.63%
San Marcos Springs 23.40%
Natural Base Flow 42.86%
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.

©1998-2015 Guadalupe-Blanco River Authority

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