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 - 25 cfs (+1)
05/28/2018 04:15 AM ----- 25 cfs (+1)
Daily Median Flow 48 cfs
Guage 7.74 feet (+0.01)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 9.52 cfs (+0.00)
05/28/2018 04:15 AM ----- 9.52 cfs (+0.00)
Daily Median Flow 26 cfs
Guage 1.43 feet (+0.00)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 24 cfs (-4)
05/28/2018 03:45 AM ----- 24 cfs (-4)
Daily Median Flow 102 cfs
Guage 1.54 feet (-0.04)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 62 cfs (-6)
05/28/2018 03:45 AM ----- 62 cfs (-6)
Daily Median Flow 144 cfs
Guage 3.36 feet (-0.04)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 40 cfs (-6)
05/28/2018 04:00 AM ----- 40 cfs (-6)
Daily Median Flow 249 cfs
Guage 2.01 feet (-0.06)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 905.19 msl (-0.02)
05/28/2018 04:15 AM
905.19 msl (-0.02)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 65 cfs (+0)
05/28/2018 04:00 AM ----- 65 cfs (+0)
Daily Median Flow 306 cfs
Guage 4.13 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Guage 3.58 feet (+0.01)
05/28/2018 04:30 AM
Guage 3.58 feet (+0.01)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 74 cfs (+0)
05/28/2018 04:15 AM ----- 74 cfs (+0)
Daily Median Flow 445 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.29 msl (+0.00)
05/28/2018 03:30 AM
799.29 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - -999999 cfs (-1000000)
05/28/2018 04:00 AM ----- -999999 cfs (-1000000)
Daily Median Flow 1 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 263 cfs (+4)
05/28/2018 03:45 AM ----- 263 cfs (+4)
Daily Median Flow 317 cfs
Guage 4.10 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Guage 9.40 feet (+0.00)
05/28/2018 03:30 AM
Guage 9.40 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Guage 0.07 feet (-0.44)
05/28/2018 04:15 AM
Guage 0.07 feet (-0.44)
View NWS Forecast >>
Geronimo Ck nr Seguin, Tx - Guage 4.17 feet (+0.00)
05/28/2018 04:00 AM
Guage 4.17 feet (+0.00)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 387 cfs (+23)
05/28/2018 04:15 AM ----- 387 cfs (+23)
Daily Median Flow 653 cfs
Guage 11.99 feet (+0.06)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Guage 7.30 feet (+0.42)
05/28/2018 03:30 AM
Guage 7.30 feet (+0.42)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 488 cfs (-22)
05/28/2018 04:00 AM ----- 488 cfs (-22)
Daily Median Flow 1170 cfs
Guage 11.75 feet (-0.04)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 4.10 cfs (-2.79)
05/28/2018 04:00 AM ----- 4.10 cfs (-2.79)
Daily Median Flow 7 cfs
Guage 7.94 feet (-0.32)

View USGS Site Page >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - Guage 14.34 feet (+0.00)
05/28/2018 04:00 AM
Guage 14.34 feet (+0.00)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Guage 1.06 feet (-0.05)
05/28/2018 04:00 AM
Guage 1.06 feet (-0.05)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 1.07 cfs (+0.19)
05/28/2018 04:00 AM ----- 1.07 cfs (+0.19)
Daily Median Flow 9 cfs
Guage 2.40 feet (+0.02)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 493 cfs (-33)
05/28/2018 04:30 AM ----- 493 cfs (-33)
Daily Median Flow 1520 cfs
Guage 8.28 feet (-0.09)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 573 cfs (-21)
05/28/2018 04:15 AM ----- 573 cfs (-21)
Daily Median Flow 1420 cfs
Guage 6.17 feet (-0.07)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 0.00 cfs (+0.00)
05/28/2018 03:45 AM ----- 0.00 cfs (+0.00)
Daily Median Flow 15 cfs
Guage 3.56 feet (-0.03)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 95.55 msl (-0.03)
05/28/2018 04:00 AM
95.55 msl (-0.03)
View NWS Site >>
Coleto Ck nr Victoria, TX - 2.45 cfs (-0.10)
05/28/2018 03:30 AM ----- 2.45 cfs (-0.10)
Daily Median Flow 6 cfs
Guage 3.68 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 606 cfs (-39)
05/28/2018 04:00 AM ----- 606 cfs (-39)
Daily Median Flow 1060 cfs
Guage 10.60 feet (-0.22)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 1430 cfs (-70)
05/28/2018 03:30 AM ----- 1430 cfs (-70)
Daily Median Flow 1780 cfs
Guage 3.36 feet (-0.40)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Guage 0.56 feet (+0.00)
05/28/2018 04:15 AM
Guage 0.56 feet (+0.00)
View NWS Forecast >>
Little Blanco Rv at FM32 nr Fischer, TX - Guage 2.82 feet (-0.01)
05/28/2018 04:15 AM
Guage 2.82 feet (-0.01)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 18 cfs (+0)
05/28/2018 04:15 AM ----- 18 cfs (+0)
Daily Median Flow Not Available
Guage 2.93 feet (+0.00)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 34 cfs (+10)
05/28/2018 04:30 AM ----- 34 cfs (+10)
Daily Median Flow 97 cfs
Guage 3.83 feet (+0.10)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 0.00 cfs (+0.00)
05/28/2018 04:30 AM ----- 0.00 cfs (+0.00)
Daily Median Flow 100 cfs
Guage 2.99 feet (-0.05)
View NWS Site >>
Blanco Rv at San Marcos, TX - 2.30 cfs (-0.26)
05/28/2018 03:40 AM ----- 2.30 cfs (-0.26)
Daily Median Flow Not Available
Guage 7.39 feet (-0.03)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 158 cfs (-6)
05/28/2018 03:45 AM ----- 158 cfs (-6)
Daily Median Flow 188 cfs
Guage 4.46 feet (-0.06)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 283 cfs (+11)
05/28/2018 03:45 AM ----- 283 cfs (+11)
Daily Median Flow 339 cfs
Guage 7.71 feet (+0.04)
View NWS Site >>
San Marcos Rv at Luling, TX - 134 cfs (+0)
05/28/2018 03:45 AM ----- 134 cfs (+0)
Daily Median Flow 317 cfs
Guage 4.53 feet (+0.00)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 4.85 cfs (-0.13)
05/28/2018 04:00 AM ----- 4.85 cfs (-0.13)
Daily Median Flow 3 cfs
Guage 1.67 feet (-0.01)
Plum Ck nr Luling, TX - 10 cfs (-1)
05/28/2018 04:00 AM ----- 10 cfs (-1)
Daily Median Flow 23 cfs
Guage 4.66 feet (-0.02)
View NWS Forecast >>

© 1998 Guadalupe-Blanco River Authority

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