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 - cfsLegacy Data Map Webpage >>

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 - 31 cfs (+0)
11/20/2017 08:00 PM ----- 31 cfs (+0)
Daily Median Flow 54 cfs
Guage 7.83 feet (+0.00)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 44 cfs (+12)
11/20/2017 07:15 PM ----- 44 cfs (+12)
Daily Median Flow 25 cfs
Guage 1.90 feet (+0.10)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 41 cfs (-14)
11/20/2017 07:45 PM ----- 41 cfs (-14)
Daily Median Flow 85 cfs
Guage 1.71 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 75 cfs (+2)
11/20/2017 07:45 PM ----- 75 cfs (+2)
Daily Median Flow 115 cfs
Guage 3.31 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 70 cfs (-3)
11/20/2017 08:00 PM ----- 70 cfs (-3)
Daily Median Flow 144 cfs
Guage 2.27 feet (-0.02)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 905.79 msl (-0.02)
11/20/2017 07:15 PM
905.79 msl (-0.02)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 74 cfs (-1)
11/20/2017 08:00 PM ----- 74 cfs (-1)
Daily Median Flow 182 cfs
Guage 4.20 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Guage 3.71 feet (-0.04)
11/20/2017 08:15 PM
Guage 3.71 feet (-0.04)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 102 cfs (-4)
11/20/2017 08:15 PM ----- 102 cfs (-4)
Daily Median Flow 222 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.29 msl (+0.01)
11/20/2017 07:30 PM
799.29 msl (+0.01)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 0.16 cfs (+0.00)
11/20/2017 08:00 PM ----- 0.16 cfs (+0.00)
Daily Median Flow 0 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 306 cfs (+8)
11/20/2017 07:45 PM ----- 306 cfs (+8)
Daily Median Flow 300 cfs
Guage 4.16 feet (+0.02)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Guage 9.34 feet (+0.00)
11/20/2017 07:30 PM
Guage 9.34 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Guage 0.55 feet (+0.64)
11/20/2017 07:15 PM
Guage 0.55 feet (+0.64)
View NWS Forecast >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 364 cfs (+261)
11/20/2017 07:15 PM ----- 364 cfs (+261)
Daily Median Flow 454 cfs
Guage 11.91 feet (+0.81)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Guage 7.24 feet (-0.17)
11/20/2017 07:30 PM
Guage 7.24 feet (-0.17)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 779 cfs (+11)
11/20/2017 07:45 PM ----- 779 cfs (+11)
Daily Median Flow 822 cfs
Guage 12.23 feet (+0.02)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 5.71 cfs (+0.18)
11/20/2017 08:00 PM ----- 5.71 cfs (+0.18)
Daily Median Flow 5 cfs
Guage 9.03 feet (+0.02)

View USGS Site Page >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - Guage 14.34 feet (+0.00)
11/20/2017 08:00 PM
Guage 14.34 feet (+0.00)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Guage 1.22 feet (-0.04)
11/20/2017 08:00 PM
Guage 1.22 feet (-0.04)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 3.09 cfs (-0.30)
11/20/2017 08:00 PM ----- 3.09 cfs (-0.30)
Daily Median Flow 8 cfs
Guage 2.48 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 700 cfs (+0)
11/20/2017 07:30 PM ----- 700 cfs (+0)
Daily Median Flow 884 cfs
Guage 8.83 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 714 cfs (+7)
11/20/2017 08:15 PM ----- 714 cfs (+7)
Daily Median Flow 927 cfs
Guage 6.83 feet (+0.02)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 2.02 cfs (+0.14)
11/20/2017 07:45 PM ----- 2.02 cfs (+0.14)
Daily Median Flow 10 cfs
Guage 4.23 feet (+0.01)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 97.20 msl (-0.01)
11/20/2017 08:00 PM
97.20 msl (-0.01)
View NWS Site >>
Coleto Ck nr Victoria, TX - 3.67 cfs (+0.00)
11/20/2017 07:30 PM ----- 3.67 cfs (+0.00)
Daily Median Flow 5 cfs
Guage 3.80 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 862 cfs (-29)
11/20/2017 08:00 PM ----- 862 cfs (-29)
Daily Median Flow 337 cfs
Guage 11.39 feet (-0.16)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 1320 cfs (-120)
11/20/2017 07:30 PM ----- 1320 cfs (-120)
Daily Median Flow 1820 cfs
Guage 3.39 feet (+0.05)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Guage 0.52 feet (+0.00)
11/20/2017 08:00 PM
Guage 0.52 feet (+0.00)
View NWS Forecast >>
Little Blanco Rv at FM32 nr Fischer, TX - Guage 2.97 feet (+0.00)
11/20/2017 08:00 PM
Guage 2.97 feet (+0.00)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 26 cfs (+0)
11/20/2017 08:00 PM ----- 26 cfs (+0)
Daily Median Flow Not Available
Guage 3.01 feet (+0.00)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 38 cfs (-2)
11/20/2017 08:15 PM ----- 38 cfs (-2)
Daily Median Flow 45 cfs
Guage 3.79 feet (-0.01)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 0.00 cfs (+0.00)
11/20/2017 06:55 PM ----- 0.00 cfs (+0.00)
Daily Median Flow 45 cfs
Guage 3.00 feet (+0.00)
View NWS Site >>
Blanco Rv at San Marcos, TX - 5.51 cfs (+0.99)
11/20/2017 07:40 PM ----- 5.51 cfs (+0.99)
Daily Median Flow Not Available
Guage 7.52 feet (+0.07)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 190 cfs (-2)
11/20/2017 07:45 PM ----- 190 cfs (-2)
Daily Median Flow 178 cfs
Guage 4.79 feet (-0.01)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 207 cfs (+0)
11/20/2017 07:45 PM ----- 207 cfs (+0)
Daily Median Flow 231 cfs
Guage 7.44 feet (+0.00)
View NWS Site >>
San Marcos Rv at Luling, TX - 220 cfs (+0)
11/20/2017 07:45 PM ----- 220 cfs (+0)
Daily Median Flow 207 cfs
Guage 4.81 feet (+0.00)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 7.45 cfs (-0.39)
11/20/2017 08:00 PM ----- 7.45 cfs (-0.39)
Daily Median Flow 1 cfs
Guage 1.86 feet (-0.02)
Plum Ck nr Luling, TX - 19 cfs (+1)
11/20/2017 08:00 PM ----- 19 cfs (+1)
Daily Median Flow 11 cfs
Guage 4.79 feet (+0.02)
View NWS Forecast >>

© 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.