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 - 67 cfs (+0)
02/22/2019 12:45 PM ----- 67 cfs (+0)
Daily Median Flow 47 cfs
Gauge 7.96 feet (+0.00)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 23 cfs (+0)
02/22/2019 12:15 PM ----- 23 cfs (+0)
Daily Median Flow 21 cfs
Gauge 1.75 feet (+0.00)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 109 cfs (+0)
02/22/2019 12:45 PM ----- 109 cfs (+0)
Daily Median Flow 100 cfs
Gauge 1.91 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 198 cfs (-6)
02/22/2019 12:45 PM ----- 198 cfs (-6)
Daily Median Flow 130 cfs
Gauge 3.72 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 346 cfs (+0)
02/22/2019 12:00 PM ----- 346 cfs (+0)
Daily Median Flow 173 cfs
Gauge 3.34 feet (+0.00)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 909.37 msl (-0.05)
02/22/2019 12:15 PM
909.37 msl (-0.05)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 401 cfs (+0)
02/22/2019 12:45 PM ----- 401 cfs (+0)
Daily Median Flow 218 cfs
Gauge 5.45 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Gauge 5.09 feet (+0.03)
02/22/2019 12:45 PM
Gauge 5.09 feet (+0.03)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 557 cfs (+0)
02/22/2019 12:45 PM ----- 557 cfs (+0)
Daily Median Flow 269 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.29 msl (+0.00)
02/22/2019 12:30 PM
799.29 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 3.13 cfs (+0.14)
02/22/2019 12:00 PM ----- 3.13 cfs (+0.14)
Daily Median Flow 1 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 376 cfs (-4)
02/22/2019 12:45 PM ----- 376 cfs (-4)
Daily Median Flow 312 cfs
Gauge 4.36 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Gauge 10.02 feet (+0.00)
02/22/2019 12:30 PM
Gauge 10.02 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Gauge -0.11 feet (-0.64)
02/22/2019 12:15 PM
Gauge -0.11 feet (-0.64)
View NWS Forecast >>
Geronimo Ck nr Seguin, TX - Gauge 4.25 feet (+0.00)
02/22/2019 12:00 PM
Gauge 4.25 feet (+0.00)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 527 cfs (-623)
02/22/2019 12:15 PM ----- 527 cfs (-623)
Daily Median Flow 518 cfs
Gauge 11.92 feet (-1.27)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Gauge 8.95 feet (+0.01)
02/22/2019 12:30 PM
Gauge 8.95 feet (+0.01)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 1570 cfs (-70)
02/22/2019 12:45 PM ----- 1570 cfs (-70)
Daily Median Flow 980 cfs
Gauge 13.62 feet (-0.10)
View NWS Forecast >>
Peach Creek at Hwy 90 nr Waelder, TX - 2.24 cfs (+0.10)
02/22/2019 12:30 PM ----- 2.24 cfs (+0.10)
Daily Median Flow 0 cfs
Gauge 3.79 feet (+0.01)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 16 cfs (+0)
02/22/2019 12:00 PM ----- 16 cfs (+0)
Daily Median Flow 12 cfs
Gauge 9.21 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - 1460 cfs (+110)
02/22/2019 12:00 PM ----- 1460 cfs (+110)
Gauge 9.89 feet (+0.36)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Gauge 0.94 feet (-0.01)
02/22/2019 12:00 PM
Gauge 0.94 feet (-0.01)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 2.94 cfs (-0.15)
02/22/2019 12:00 PM ----- 2.94 cfs (-0.15)
Daily Median Flow 13 cfs
Gauge 2.51 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 1640 cfs (+60)
02/22/2019 12:30 PM ----- 1640 cfs (+60)
Daily Median Flow 1070 cfs
Gauge 10.08 feet (+0.10)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 1540 cfs (-60)
02/22/2019 12:15 PM ----- 1540 cfs (-60)
Daily Median Flow 1040 cfs
Gauge 8.47 feet (-0.11)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 11 cfs (0)
02/22/2019 12:45 PM ----- 11 cfs (0)
Daily Median Flow 12 cfs
Gauge 4.59 feet (-0.01)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 98.25 msl (-0.01)
02/22/2019 12:00 PM
98.25 msl (-0.01)
View NWS Site >>
Coleto Ck nr Victoria, TX - 10 cfs (+0)
02/22/2019 12:30 PM ----- 10 cfs (+0)
Daily Median Flow 5 cfs
Gauge 4.16 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 1570 cfs (-70)
02/22/2019 12:00 PM ----- 1570 cfs (-70)
Daily Median Flow 701 cfs
Gauge 15.01 feet (-0.24)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 2420 cfs (+80)
02/22/2019 12:30 PM ----- 2420 cfs (+80)
Daily Median Flow 1500 cfs
Gauge 6.53 feet (-0.03)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Gauge 0.90 feet (+0.01)
02/22/2019 12:45 PM
Gauge 0.90 feet (+0.01)
View NWS Forecast >>
Little Blanco Rv at FM 32 nr Fischer, TX - Gauge 5.17 feet (+0.00)
02/22/2019 12:45 PM
Gauge 5.17 feet (+0.00)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 89 cfs (-1)
02/22/2019 12:45 PM ----- 89 cfs (-1)
Daily Median Flow Not Available
Gauge 3.55 feet (-0.01)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 136 cfs (+0)
02/22/2019 12:45 PM ----- 136 cfs (+0)
Daily Median Flow 60 cfs
Gauge 4.28 feet (+0.00)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 125 cfs (-2)
02/22/2019 12:45 PM ----- 125 cfs (-2)
Daily Median Flow 67 cfs
Gauge 5.33 feet (-0.01)
View NWS Site >>
Blanco Rv at San Marcos, TX - 169 cfs (+7)
02/22/2019 12:40 PM ----- 169 cfs (+7)
Daily Median Flow Not Available
Gauge 8.93 feet (+0.04)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 252 cfs (+0)
02/22/2019 12:45 PM ----- 252 cfs (+0)
Daily Median Flow 160 cfs
Gauge 5.38 feet (+0.00)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 428 cfs (-6)
02/22/2019 12:45 PM ----- 428 cfs (-6)
Daily Median Flow 212 cfs
Gauge 8.51 feet (-0.02)
View NWS Site >>
San Marcos Rv at Luling, TX - 386 cfs (-8)
02/22/2019 12:45 PM ----- 386 cfs (-8)
Daily Median Flow 241 cfs
Gauge 5.69 feet (-0.03)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 17 cfs (-1)
02/22/2019 12:00 PM ----- 17 cfs (-1)
Daily Median Flow 8 cfs
Gauge 2.17 feet (-0.02)
Plum Ck nr Luling, TX - 43 cfs (+0)
02/22/2019 12:00 PM ----- 43 cfs (+0)
Daily Median Flow 25 cfs
Gauge 5.08 feet (+0.00)
View NWS Forecast >>
© 1998 Guadalupe-Blanco River Authority