Summary of Watershed Conditions in the Guadalupe River Basin
Monday, January 25, 2021

This page is updated once a day with data obtained from USGS.

streamflow
  Flow (cfs) % of Daily Median
A. Guadalupe River @ Comfort 48 39%
B. Canyon Reservoir
Inflow 65 35%
Release 68 35%
Full Res. Elev. - msl (Conservation pool) 909  
Reservoir Elev. Today - msl 903.60  
Capacity (Conservation pool) 89%  
     
C. Blanco River @ Wimberley 14 22%
D. Comal Springs 285 89%
E. San Marcos Springs 118 71%
F. Guadalupe River @ Gonzales 557 49%
G. Guadalupe River @ Victoria 395 37%
H. San Antonio River @ Goliad 243 61%
I. Guadalupe River @ Tivoli 665 33%
     
Bay & Estuary Inflow 509  

Diagrams reflect sources. Losses and diversions not included.

Full Reservoir Elevation Daily Elevation
Elevation 909 903.60
Historical Current
Spring Branch (Inflow) 184 65
Sattler (Release) 197 68
Historical Current
Comal 322 285
San Marcos 167 118
Canyon Release Comal Springs Natural Baseflow
Source Percentages 19.4 81.2 -0.6
Canyon Release Comal Springs San Marcos Springs Natural Baseflow
Source Percentages 14.4 60.5 25.1 0.0
© 1998 Guadalupe-Blanco River Authority