Streamflow Data Map - Full-Screen View >>  List View >>

Each blue label represents a USGS gauge and shows the most current flow reading in cubic feet per second. When flow information is not available, a white label shows the most current gauge height reading in feet.

100Stream flow - cfs

10.01Gauge stage - feet

The information on the streamflow map is updated every 15 minutes with data obtained from the U.S. Geological Survey (USGS), though not all gauges are updated simultaneously.
Click on a label to get more USGS information along with the National Weather Service forecast.
Click, hold and drag to reposition the map.
Zoom in to show more gauges, zoom out to hide gauges
(+/-0.00) - indicates change in 24 hours.

List View

  • Click on the name of a river to expand the list. Then click on a gauge name to see the data.

Guadalupe River Gauges

Guadalupe Rv at Hunt, TX - 64 cfs (-13)
09/18/2018 12:15 PM ----- 64 cfs (-13)
Daily Median Flow 40 cfs
Guage 8.20 feet (-0.07)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 72 cfs (-155)
09/18/2018 12:15 PM ----- 72 cfs (-155)
Daily Median Flow 19 cfs
Guage 2.04 feet (-0.62)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 249 cfs (-6)
09/18/2018 11:45 AM ----- 249 cfs (-6)
Daily Median Flow 76 cfs
Guage 2.14 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 319 cfs (+24)
09/18/2018 11:45 AM ----- 319 cfs (+24)
Daily Median Flow 93 cfs
Guage 4.16 feet (+0.07)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 499 cfs (-68)
09/18/2018 12:00 PM ----- 499 cfs (-68)
Daily Median Flow 123 cfs
Guage 3.68 feet (-0.13)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 904.32 msl (+0.12)
09/18/2018 12:15 PM
904.32 msl (+0.12)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 95 cfs (-2)
09/18/2018 12:00 PM ----- 95 cfs (-2)
Daily Median Flow 209 cfs
Guage 4.37 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Guage 4.06 feet (-0.06)
09/18/2018 12:15 PM
Guage 4.06 feet (-0.06)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 354 cfs (-27)
09/18/2018 12:15 PM ----- 354 cfs (-27)
Daily Median Flow 240 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.30 msl (+0.00)
09/18/2018 11:30 AM
799.30 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 1.68 cfs (-3.57)
09/18/2018 12:00 PM ----- 1.68 cfs (-3.57)
Daily Median Flow 0 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 266 cfs (+7)
09/18/2018 11:45 AM ----- 266 cfs (+7)
Daily Median Flow 281 cfs
Guage 4.14 feet (+0.02)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Guage 9.28 feet (-0.03)
09/18/2018 11:30 AM
Guage 9.28 feet (-0.03)
View NWS Forecast >>
Geronimo Ck nr Seguin, Tx - Guage 4.16 feet (-0.09)
09/18/2018 12:00 PM
Guage 4.16 feet (-0.09)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 566 cfs (+261)
09/18/2018 12:15 PM ----- 566 cfs (+261)
Daily Median Flow 590 cfs
Guage 12.09 feet (+0.65)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 1030 cfs (-570)
09/18/2018 11:45 AM ----- 1030 cfs (-570)
Daily Median Flow 921 cfs
Guage 12.57 feet (-0.83)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 5.87 cfs (+4.09)
09/18/2018 12:00 PM ----- 5.87 cfs (+4.09)
Daily Median Flow 3 cfs
Guage 8.14 feet (+0.94)

View USGS Site Page >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - Guage 14.35 feet (+0.00)
09/18/2018 12:00 PM
Guage 14.35 feet (+0.00)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 561 cfs (+79)
09/18/2018 12:00 PM ----- 561 cfs (+79)
Daily Median Flow 5 cfs
Guage 9.78 feet (+0.67)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 2020 cfs (+890)
09/18/2018 11:30 AM ----- 2020 cfs (+890)
Daily Median Flow 885 cfs
Guage 11.12 feet (+1.56)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 1420 cfs (+370)
09/18/2018 12:15 PM ----- 1420 cfs (+370)
Daily Median Flow 788 cfs
Guage 8.21 feet (+0.83)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 31 cfs (-42)
09/18/2018 11:45 AM ----- 31 cfs (-42)
Daily Median Flow 6 cfs
Guage 5.04 feet (-0.65)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 97.26 msl (+0.02)
09/18/2018 12:00 PM
97.26 msl (+0.02)
View NWS Site >>
Coleto Ck nr Victoria, TX - 10 cfs (-10)
09/18/2018 11:30 AM ----- 10 cfs (-10)
Daily Median Flow 4 cfs
Guage 4.14 feet (-0.27)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 1670 cfs (-850)
09/18/2018 12:00 PM ----- 1670 cfs (-850)
Daily Median Flow 823 cfs
Guage 14.91 feet (-2.51)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 3640 cfs (-40)
09/18/2018 11:30 AM ----- 3640 cfs (-40)
Daily Median Flow 1510 cfs
Guage 8.20 feet (-0.13)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Fischer Store Rd nr Fischer, TX - 27 cfs (-3)
09/18/2018 12:15 PM ----- 27 cfs (-3)
Daily Median Flow Not Available

View NWS Forecast >>
Blanco Rv at Wimberley, TX - 62 cfs (-12)
09/18/2018 12:15 PM ----- 62 cfs (-12)
Daily Median Flow 36 cfs

View NWS Forecast >>
Blanco Rv nr Kyle, TX - 14 cfs (-9)
09/18/2018 12:15 PM ----- 14 cfs (-9)
Daily Median Flow 24 cfs

View NWS Site >>
Blanco Rv at San Marcos, TX - 132 cfs (+59)
09/18/2018 11:40 AM ----- 132 cfs (+59)
Daily Median Flow Not Available
Guage 8.25 feet (+0.11)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 158 cfs (+7)
09/18/2018 11:45 AM ----- 158 cfs (+7)
Daily Median Flow 183 cfs
Guage 4.21 feet (+0.07)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 187 cfs (+24)
09/18/2018 11:45 AM ----- 187 cfs (+24)
Daily Median Flow 250 cfs
Guage 7.82 feet (+0.09)
View NWS Site >>
San Marcos Rv at Luling, TX - 230 cfs (-52)
09/18/2018 11:45 AM ----- 230 cfs (-52)
Daily Median Flow 205 cfs
Guage 4.77 feet (-0.24)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 13 cfs (-8)
09/18/2018 12:00 PM ----- 13 cfs (-8)
Daily Median Flow 0 cfs
Guage 2.41 feet (-0.19)
Plum Ck nr Luling, TX - 49 cfs (-26)
09/18/2018 12:00 PM ----- 49 cfs (-26)
Daily Median Flow 9 cfs
Guage 5.12 feet (-0.24)
View NWS Forecast >>
© 1998 Guadalupe-Blanco River Authority