Watershed Summary more >>
Current Conditions more >>
J-17 Well 663.7 msl (-0.3)
Guadalupe @ Spring Branch 65 cfs (-4)
Canyon Reservoir 906.34 msl (-0.03)
Guadalupe @ Sattler 69 cfs (+0)
Comal Springs 314 cfs (+12)
San Marcos Springs 223 cfs (+0)
Guadalupe @ Gonzales 626 cfs (+52)
Guadalupe @ Victoria 835 cfs (-39)
Coleto Reservoir 97.77 msl (-0.02)
Guadalupe @ Tivoli 1620 cfs (-10)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 8.20%
Comal Springs 37.60%
San Marcos Springs 26.71%
Natural Base Flow 27.49%
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.