Watershed Summary + more
Current Conditions + more
J-17 Well 685.5 msl (+0.1)
Guadalupe @ Spring Branch 432 cfs (-59)
Canyon Reservoir 909.90 msl (+0.00)
Guadalupe @ Sattler 622 cfs (+10)
Comal Springs 406 cfs (-9)
San Marcos Springs 226 cfs (+1)
Guadalupe @ Gonzales 3660 cfs (-2140)
Guadalupe @ Victoria 6720 cfs (+3030)
Coleto Reservoir 96.10 msl (+0.22)
Guadalupe @ Tivoli 2510 cfs (+390)
(+/-0.00) - indicates change in 24 hours.
Sources of Flow at Victoria
Canyon Release 9.26%
Comal Springs 6.04%
San Marcos Springs 3.36%
Natural Base Flow 81.34%
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.