Watershed Summary more >>
Current Conditions more >>
J-17 Well 685.2 msl (-0.2)
Guadalupe @ Spring Branch 504 cfs (-25)
Canyon Reservoir 909.85 msl (-0.03)
Guadalupe @ Sattler 675 cfs (-56)
Comal Springs 367 cfs (+0)
San Marcos Springs 222 cfs (+0)
Guadalupe @ Gonzales 1660 cfs (-180)
Guadalupe @ Cuero 2080 cfs (-420)
Guadalupe @ Victoria 2360 cfs (-330)
Coleto Reservoir 98.24 msl (+0.03)
Guadalupe @ Tivoli 3500 cfs (+10)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 28.60%
Comal Springs 15.55%
San Marcos Springs 9.41%
Natural Base Flow 46.44%
Percentages reflect sources. Losses and diversions not included.
Charts
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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.

© 1998 Guadalupe-Blanco River Authority