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 - 72 cfs (+9)
05/21/2019 05:30 PM ----- 72 cfs (+9)
Daily Median Flow 49 cfs
Gauge 7.98 feet (+0.05)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 23 cfs (-1)
05/21/2019 05:15 PM ----- 23 cfs (-1)
Daily Median Flow 21 cfs
Gauge 1.68 feet (-0.01)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 137 cfs (+4)
05/21/2019 05:45 PM ----- 137 cfs (+4)
Daily Median Flow 87 cfs
Gauge 1.96 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 225 cfs (-3)
05/21/2019 04:00 PM ----- 225 cfs (-3)
Daily Median Flow 140 cfs
Gauge 3.79 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 588 cfs (-34)
05/21/2019 05:00 PM ----- 588 cfs (-34)
Daily Median Flow 222 cfs
Gauge 3.84 feet (-0.06)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 910.20 msl (-0.16)
05/21/2019 05:15 PM
910.20 msl (-0.16)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 1610 cfs (-60)
05/21/2019 05:00 PM ----- 1610 cfs (-60)
Daily Median Flow 270 cfs
Gauge 6.57 feet (-0.04)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Gauge 7.06 feet (+0.01)
05/21/2019 05:30 PM
Gauge 7.06 feet (+0.01)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 1690 cfs (-20)
05/21/2019 05:30 PM ----- 1690 cfs (-20)
Daily Median Flow 427 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.30 msl (+0.01)
05/21/2019 05:30 PM
799.30 msl (+0.01)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 0.98 cfs (+0.13)
05/21/2019 05:00 PM ----- 0.98 cfs (+0.13)
Daily Median Flow 0 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 371 cfs (-22)
05/21/2019 04:45 PM ----- 371 cfs (-22)
Daily Median Flow 316 cfs
Gauge 4.32 feet (-0.05)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Gauge 10.94 feet (+0.00)
05/21/2019 05:00 PM
Gauge 10.94 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Gauge 1.54 feet (-0.05)
05/21/2019 05:15 PM
Gauge 1.54 feet (-0.05)
View NWS Forecast >>
Geronimo Ck nr Seguin, TX - Gauge 4.13 feet (-0.01)
05/21/2019 05:00 PM
Gauge 4.13 feet (-0.01)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 2140 cfs (+30)
05/21/2019 05:15 PM ----- 2140 cfs (+30)
Daily Median Flow 560 cfs
Gauge 14.61 feet (+0.04)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Gauge 10.51 feet (-0.56)
05/21/2019 05:30 PM
Gauge 10.51 feet (-0.56)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 2990 cfs (-80)
05/21/2019 04:45 PM ----- 2990 cfs (-80)
Daily Median Flow 983 cfs
Gauge 15.83 feet (-0.13)
View NWS Forecast >>
Peach Creek at Hwy 90 nr Waelder, TX - 0.00 cfs (+0.00)
05/21/2019 05:30 PM ----- 0.00 cfs (+0.00)
Daily Median Flow 0 cfs
Gauge 4.00 feet (-0.05)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 19 cfs (-2)
05/21/2019 05:00 PM ----- 19 cfs (-2)
Daily Median Flow 9 cfs
Gauge 9.34 feet (-0.07)
View NWS Forecast >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - 2590 cfs (-50)
05/21/2019 05:00 PM ----- 2590 cfs (-50)
Gauge 13.33 feet (-0.14)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Gauge -999999.00 feet (-1000000.26)
04/23/2019 09:00 AM
Gauge -999999.00 feet (-1000000.26)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 18 cfs (-3)
05/21/2019 05:00 PM ----- 18 cfs (-3)
Daily Median Flow 13 cfs
Gauge 2.98 feet (-0.09)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 2870 cfs (-70)
05/21/2019 05:30 PM ----- 2870 cfs (-70)
Daily Median Flow 1470 cfs
Gauge 12.34 feet (-0.10)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 3200 cfs (-90)
05/21/2019 05:15 PM ----- 3200 cfs (-90)
Daily Median Flow 1380 cfs
Gauge 11.77 feet (-0.21)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 16 cfs (-2)
05/21/2019 04:45 PM ----- 16 cfs (-2)
Daily Median Flow 15 cfs
Gauge 4.78 feet (-0.05)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 98.24 msl (+0.00)
05/21/2019 05:00 PM
98.24 msl (+0.00)
View NWS Site >>
Coleto Ck nr Victoria, TX - 7.52 cfs (-2.13)
05/21/2019 05:30 PM ----- 7.52 cfs (-2.13)
Daily Median Flow 5 cfs
Gauge 4.07 feet (-0.07)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 3480 cfs (-120)
05/21/2019 05:00 PM ----- 3480 cfs (-120)
Daily Median Flow 621 cfs
Gauge 19.85 feet (-0.25)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 2560 cfs (+10)
05/21/2019 05:30 PM ----- 2560 cfs (+10)
Daily Median Flow 1450 cfs
Gauge 7.17 feet (-0.05)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Gauge 0.92 feet (+0.00)
05/21/2019 05:30 PM
Gauge 0.92 feet (+0.00)
View NWS Forecast >>
Little Blanco Rv at FM 32 nr Fischer, TX - Gauge 5.41 feet (+0.01)
05/21/2019 05:30 PM
Gauge 5.41 feet (+0.01)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 335 cfs (+47)
05/21/2019 05:30 PM ----- 335 cfs (+47)
Daily Median Flow Not Available
Gauge 4.56 feet (-0.04)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 289 cfs (-20)
05/21/2019 05:30 PM ----- 289 cfs (-20)
Daily Median Flow 97 cfs
Gauge 4.72 feet (-0.05)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 409 cfs (-22)
05/21/2019 05:30 PM ----- 409 cfs (-22)
Daily Median Flow 117 cfs
Gauge 6.55 feet (-0.08)
View NWS Site >>
Blanco Rv at San Marcos, TX - 463 cfs (-21)
05/21/2019 05:40 PM ----- 463 cfs (-21)
Daily Median Flow Not Available
Gauge 10.02 feet (-0.06)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 275 cfs (-3)
05/21/2019 04:45 PM ----- 275 cfs (-3)
Daily Median Flow 181 cfs
Gauge 5.41 feet (-0.02)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 540 cfs (-26)
05/21/2019 04:45 PM ----- 540 cfs (-26)
Daily Median Flow 178 cfs
Gauge 8.97 feet (-0.07)
View NWS Site >>
San Marcos Rv at Luling, TX - 667 cfs (-32)
05/21/2019 05:45 PM ----- 667 cfs (-32)
Daily Median Flow 333 cfs
Gauge 6.72 feet (-0.11)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 35 cfs (-9)
05/21/2019 05:00 PM ----- 35 cfs (-9)
Daily Median Flow 7 cfs
Gauge 2.79 feet (-0.26)
Plum Ck nr Luling, TX - 49 cfs (-15)
05/21/2019 05:00 PM ----- 49 cfs (-15)
Daily Median Flow 34 cfs
Gauge 5.25 feet (-0.14)
View NWS Forecast >>
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