Watershed Summary more >>
Current Conditions more >>   Beta >>
J-17 Well 657.9 msl (+1.0)
Guadalupe @ Spring Branch 33 cfs (+3)
Canyon Reservoir 906.37 msl (-0.02)
Guadalupe @ Sattler 50 cfs (+0)
Comal Springs 288 cfs (+0)
San Marcos Springs 227 cfs (+2)
Guadalupe @ Gonzales 626 cfs (+36)
Guadalupe @ Victoria 1140 cfs (-120)
Coleto Reservoir 98.15 msl (-0.02)
Guadalupe @ Tivoli 2130 cfs (+70)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 4.41%
Comal Springs 25.26%
San Marcos Springs 19.91%
Natural Base Flow 50.41%
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

Home | Contact Us

Like "GBRA of Texas" on Facebook

Follow @GBRATX on Twitter

Follow @GBRATX on Instagram

Get up-to-date info during flood events.