Happy Holidays
Watershed Summary more >>
Current Conditions more >>
J-17 Well 664.2 msl (-0.4)
Guadalupe @ Spring Branch 77 cfs (+0)
Canyon Reservoir 905.09 msl (-0.01)
Guadalupe @ Sattler 84 cfs (+0)
Comal Springs 303 cfs (+0)
San Marcos Springs 175 cfs (+0)
Guadalupe @ Gonzales 819 cfs (+23)
Guadalupe @ Victoria 783 cfs (-14)
Coleto Reservoir 96.62 msl (-0.01)
Guadalupe @ Tivoli 1330 cfs (+50)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 10.75%
Comal Springs 38.70%
San Marcos Springs 22.35%
Natural Base Flow 28.20%
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.