Watershed Summary + more
Current Conditions + more
J-17 Well 674.2 msl (+0.8)
Guadalupe @ Spring Branch 233 cfs (+33)
Canyon Reservoir 908.74 msl (+0.02)
Guadalupe @ Sattler 156 cfs (+0)
Comal Springs 376 cfs (+9)
San Marcos Springs 246 cfs (+1)
Guadalupe @ Gonzales 1240 cfs (+70)
Guadalupe @ Victoria 1150 cfs (+10)
Coleto Reservoir 96.56 msl (-0.03)
Guadalupe @ Tivoli 1770 cfs (-90)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 13.57%
Comal Springs 32.70%
San Marcos Springs 21.39%
Natural Base Flow 32.35%
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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