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 - 34 cfs (-4)
09/25/2018 02:15 AM ----- 34 cfs (-4)
Daily Median Flow 40 cfs
Guage 7.98 feet (-0.03)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 26 cfs (-2)
09/25/2018 02:15 AM ----- 26 cfs (-2)
Daily Median Flow 21 cfs
Guage 1.69 feet (-0.02)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 127 cfs (-4)
09/25/2018 01:45 AM ----- 127 cfs (-4)
Daily Median Flow 69 cfs
Guage 1.88 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 206 cfs (-28)
09/25/2018 01:45 AM ----- 206 cfs (-28)
Daily Median Flow 79 cfs
Guage 3.80 feet (-0.09)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 551 cfs (-204)
09/25/2018 02:00 AM ----- 551 cfs (-204)
Daily Median Flow 110 cfs
Guage 3.78 feet (-0.34)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 906.26 msl (+0.18)
09/25/2018 02:15 AM
906.26 msl (+0.18)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 98 cfs (+0)
09/25/2018 02:00 AM ----- 98 cfs (+0)
Daily Median Flow 200 cfs
Guage 4.39 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Guage 4.15 feet (-0.06)
09/25/2018 02:15 AM
Guage 4.15 feet (-0.06)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 360 cfs (-27)
09/25/2018 02:15 AM ----- 360 cfs (-27)
Daily Median Flow 245 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.29 msl (+0.00)
09/25/2018 01:30 AM
799.29 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 2.28 cfs (-1.44)
09/25/2018 02:00 AM ----- 2.28 cfs (-1.44)
Daily Median Flow 0 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 295 cfs (-8)
09/25/2018 01:45 AM ----- 295 cfs (-8)
Daily Median Flow 283 cfs
Guage 4.17 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Guage 9.32 feet (-0.01)
09/25/2018 01:30 AM
Guage 9.32 feet (-0.01)
View NWS Forecast >>
Geronimo Ck nr Seguin, Tx - Guage 4.15 feet (+0.02)
09/25/2018 02:00 AM
Guage 4.15 feet (+0.02)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 431 cfs (-442)
09/25/2018 02:15 AM ----- 431 cfs (-442)
Daily Median Flow 392 cfs
Guage 11.77 feet (-0.97)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 1530 cfs (+300)
09/25/2018 01:45 AM ----- 1530 cfs (+300)
Daily Median Flow 659 cfs
Guage 13.31 feet (+0.42)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 6.47 cfs (-1.17)
09/25/2018 02:00 AM ----- 6.47 cfs (-1.17)
Daily Median Flow 3 cfs
Guage 7.85 feet (-0.19)

View USGS Site Page >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - Guage 14.35 feet (+0.01)
09/25/2018 02:00 AM
Guage 14.35 feet (+0.01)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 25 cfs (-3)
09/25/2018 02:00 AM ----- 25 cfs (-3)
Daily Median Flow 5 cfs
Guage 3.21 feet (-0.09)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 1010 cfs (+99)
09/25/2018 01:30 AM ----- 1010 cfs (+99)
Daily Median Flow 882 cfs
Guage 9.30 feet (+0.23)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 930 cfs (+91)
09/25/2018 02:15 AM ----- 930 cfs (+91)
Daily Median Flow 900 cfs
Guage 7.10 feet (+0.23)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 1.19 cfs (-0.10)
09/25/2018 01:45 AM ----- 1.19 cfs (-0.10)
Daily Median Flow 4 cfs
Guage 4.08 feet (-0.01)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 97.12 msl (-0.01)
09/25/2018 02:00 AM
97.12 msl (-0.01)
View NWS Site >>
Coleto Ck nr Victoria, TX - 5.74 cfs (+0.85)
09/25/2018 01:30 AM ----- 5.74 cfs (+0.85)
Daily Median Flow 4 cfs
Guage 3.99 feet (+0.04)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 810 cfs (-65)
09/25/2018 02:00 AM ----- 810 cfs (-65)
Daily Median Flow 588 cfs
Guage 12.41 feet (-0.31)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 3010 cfs (-200)
09/25/2018 01:30 AM ----- 3010 cfs (-200)
Daily Median Flow 1380 cfs
Guage 7.34 feet (-0.27)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Fischer Store Rd nr Fischer, TX - 53 cfs (-5)
09/25/2018 02:15 AM ----- 53 cfs (-5)
Daily Median Flow Not Available

View NWS Forecast >>
Blanco Rv at Wimberley, TX - 106 cfs (-2)
09/25/2018 02:15 AM ----- 106 cfs (-2)
Daily Median Flow 38 cfs

View NWS Forecast >>
Blanco Rv nr Kyle, TX - 57 cfs (-34)
09/25/2018 02:15 AM ----- 57 cfs (-34)
Daily Median Flow 24 cfs

View NWS Site >>
Blanco Rv at San Marcos, TX - 255 cfs (-63)
09/25/2018 01:40 AM ----- 255 cfs (-63)
Daily Median Flow Not Available
Guage 9.04 feet (-0.28)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 177 cfs (+7)
09/25/2018 01:45 AM ----- 177 cfs (+7)
Daily Median Flow 185 cfs
Guage 4.34 feet (+0.07)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 308 cfs (-37)
09/25/2018 01:45 AM ----- 308 cfs (-37)
Daily Median Flow 202 cfs
Guage 8.23 feet (-0.13)
View NWS Site >>
San Marcos Rv at Luling, TX - 405 cfs (-144)
09/25/2018 01:45 AM ----- 405 cfs (-144)
Daily Median Flow 207 cfs
Guage 5.54 feet (-0.55)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 31 cfs (-16)
09/25/2018 02:00 AM ----- 31 cfs (-16)
Daily Median Flow 0 cfs
Guage 2.48 feet (-0.47)
Plum Ck nr Luling, TX - 57 cfs (-44)
09/25/2018 02:00 AM ----- 57 cfs (-44)
Daily Median Flow 7 cfs
Guage 5.22 feet (-0.36)
View NWS Forecast >>
© 1998 Guadalupe-Blanco River Authority