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

Each oval-shaped label represents a USGS gauge and shows the most current flow reading in cubic feet per second. When flow information is not available, a rectangular-shaped 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 - 107 cfs (+16)
01/15/2019 09:45 PM ----- 107 cfs (+16)
Daily Median Flow 45 cfs
Gauge 8.15 feet (+0.07)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 30 cfs (+0)
01/15/2019 09:15 PM ----- 30 cfs (+0)
Daily Median Flow 20 cfs
Gauge 1.82 feet (+0.00)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 149 cfs (+0)
01/15/2019 09:45 PM ----- 149 cfs (+0)
Daily Median Flow 83 cfs
Gauge 2.00 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 271 cfs (-6)
01/15/2019 09:45 PM ----- 271 cfs (-6)
Daily Median Flow 117 cfs
Gauge 3.96 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 659 cfs (-19)
01/15/2019 09:00 PM ----- 659 cfs (-19)
Daily Median Flow 155 cfs
Gauge 3.97 feet (-0.03)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 910.71 msl (+0.00)
01/15/2019 09:15 PM
910.71 msl (+0.00)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 758 cfs (+0)
01/15/2019 09:00 PM ----- 758 cfs (+0)
Daily Median Flow 157 cfs
Gauge 5.87 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Gauge -999999.00 feet (-1000003.88)
12/25/2018 05:30 PM
Gauge -999999.00 feet (-1000003.88)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 843 cfs (-11)
01/15/2019 09:45 PM ----- 843 cfs (-11)
Daily Median Flow 223 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.28 msl (+0.00)
01/15/2019 09:30 PM
799.28 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 1.71 cfs (-0.41)
01/15/2019 09:00 PM ----- 1.71 cfs (-0.41)
Daily Median Flow 1 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 389 cfs (-17)
01/15/2019 09:45 PM ----- 389 cfs (-17)
Daily Median Flow 321 cfs
Gauge 4.37 feet (-0.04)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Gauge 10.16 feet (+0.00)
01/15/2019 09:30 PM
Gauge 10.16 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Gauge 0.74 feet (+0.10)
01/15/2019 09:15 PM
Gauge 0.74 feet (+0.10)
View NWS Forecast >>
Geronimo Ck nr Seguin, TX - Gauge 4.24 feet (+0.00)
01/15/2019 09:00 PM
Gauge 4.24 feet (+0.00)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 1020 cfs (-160)
01/15/2019 09:30 PM ----- 1020 cfs (-160)
Daily Median Flow 520 cfs
Gauge 12.99 feet (-0.30)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Gauge 9.60 feet (-0.01)
01/15/2019 09:30 PM
Gauge 9.60 feet (-0.01)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 2370 cfs (-60)
01/15/2019 09:45 PM ----- 2370 cfs (-60)
Daily Median Flow 921 cfs
Gauge 14.75 feet (-0.08)
View NWS Forecast >>
Peach Creek at Hwy 90 nr Waelder, TX - 6.99 cfs (-3.00)
01/15/2019 09:30 PM ----- 6.99 cfs (-3.00)
Daily Median Flow Not Available
Gauge 4.08 feet (-0.17)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 25 cfs (-8)
01/15/2019 09:00 PM ----- 25 cfs (-8)
Daily Median Flow 8 cfs
Gauge 9.56 feet (-0.25)
View NWS Forecast >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - 2110 cfs (-90)
01/15/2019 09:00 PM ----- 2110 cfs (-90)
Gauge 11.89 feet (-0.28)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Gauge 0.98 feet (-0.04)
01/15/2019 09:00 PM
Gauge 0.98 feet (-0.04)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 9.51 cfs (+1.37)
01/15/2019 09:00 PM ----- 9.51 cfs (+1.37)
Daily Median Flow 11 cfs
Gauge 2.87 feet (+0.06)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - -999999 cfs (-1002179)
01/03/2019 11:30 AM ----- -999999 cfs (-1002179)
Daily Median Flow 931 cfs
Gauge -999999.00 feet (-1000010.34)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 2340 cfs (+30)
01/15/2019 09:15 PM ----- 2340 cfs (+30)
Daily Median Flow 993 cfs
Gauge 10.48 feet (+0.08)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 14 cfs (+0)
01/15/2019 09:45 PM ----- 14 cfs (+0)
Daily Median Flow 8 cfs
Gauge 4.70 feet (+0.00)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 98.29 msl (+0.01)
01/15/2019 09:00 PM
98.29 msl (+0.01)
View NWS Site >>
Coleto Ck nr Victoria, TX - 11 cfs (+0)
01/15/2019 09:30 PM ----- 11 cfs (+0)
Daily Median Flow 4 cfs
Gauge 4.21 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 2520 cfs (-70)
01/15/2019 09:00 PM ----- 2520 cfs (-70)
Daily Median Flow 842 cfs
Gauge 18.16 feet (-0.14)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 2830 cfs (-50)
01/15/2019 09:30 PM ----- 2830 cfs (-50)
Daily Median Flow 1710 cfs
Gauge 6.89 feet (+0.14)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Gauge 0.70 feet (+0.00)
01/15/2019 09:45 PM
Gauge 0.70 feet (+0.00)
View NWS Forecast >>
Little Blanco Rv at FM 32 nr Fischer, TX - Gauge 5.45 feet (+0.00)
01/11/2019 04:00 PM
Gauge 5.45 feet (+0.00)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 135 cfs (-4)
01/15/2019 09:55 PM ----- 135 cfs (-4)
Daily Median Flow Not Available
Gauge 3.87 feet (-0.02)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 249 cfs (-8)
01/15/2019 09:45 PM ----- 249 cfs (-8)
Daily Median Flow 51 cfs
Gauge 4.62 feet (-0.02)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 305 cfs (-19)
01/15/2019 09:45 PM ----- 305 cfs (-19)
Daily Median Flow 58 cfs
Gauge 6.10 feet (-0.08)
View NWS Site >>
Blanco Rv at San Marcos, TX - 269 cfs (-15)
01/15/2019 09:40 PM ----- 269 cfs (-15)
Daily Median Flow Not Available
Gauge 9.69 feet (-0.06)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 285 cfs (+2)
01/15/2019 09:45 PM ----- 285 cfs (+2)
Daily Median Flow 166 cfs
Gauge 5.28 feet (+0.01)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 573 cfs (-15)
01/15/2019 09:45 PM ----- 573 cfs (-15)
Daily Median Flow 199 cfs
Gauge 9.05 feet (-0.04)
View NWS Site >>
San Marcos Rv at Luling, TX - 705 cfs (-30)
01/15/2019 09:45 PM ----- 705 cfs (-30)
Daily Median Flow 286 cfs
Gauge 6.47 feet (-0.10)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 52 cfs (-8)
01/15/2019 09:00 PM ----- 52 cfs (-8)
Daily Median Flow 6 cfs
Gauge 3.03 feet (-0.21)
Plum Ck nr Luling, TX - 88 cfs (-16)
01/15/2019 09:00 PM ----- 88 cfs (-16)
Daily Median Flow 18 cfs
Gauge 5.52 feet (-0.11)
View NWS Forecast >>
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