Watershed Summary more >>
Current Conditions more >>
J-17 Well 685.5 msl (+1.4)
Guadalupe @ Spring Branch 715 cfs (+226)
Canyon Reservoir 909.68 msl (+0.06)
Guadalupe @ Sattler 357 cfs (-7)
Comal Springs 380 cfs (-87)
San Marcos Springs 244 cfs (+0)
Guadalupe @ Gonzales 12600 cfs (+5710)
Guadalupe @ Cuero 11900 cfs (+2950)
Guadalupe @ Victoria 10800 cfs (+3250)
Coleto Reservoir 98.18 msl (-0.48)
Guadalupe @ Tivoli 3410 cfs (+440)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 3.31%
Comal Springs 3.52%
San Marcos Springs 2.26%
Natural Base Flow 90.92%
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