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 - 62 cfs (-51)
03/25/2019 11:30 PM ----- 62 cfs (-51)
Daily Median Flow 45 cfs
Gauge 7.92 feet (-0.24)
View NWS Forecast >>
N Fk Guadalupe Rv nr Hunt, TX - 31 cfs (-1)
03/25/2019 11:15 PM ----- 31 cfs (-1)
Daily Median Flow 22 cfs
Gauge 1.74 feet (-0.01)

View USGS Site Page >>
Guadalupe Rv at Kerrville, TX - 116 cfs (+4)
03/25/2019 11:45 PM ----- 116 cfs (+4)
Daily Median Flow 104 cfs
Gauge 1.91 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv at Comfort, TX - 209 cfs (+26)
03/25/2019 10:45 PM ----- 209 cfs (+26)
Daily Median Flow 126 cfs
Gauge 3.74 feet (+0.09)
View NWS Forecast >>
Guadalupe Rv nr Spring Branch, TX - 257 cfs (+4)
03/25/2019 11:00 PM ----- 257 cfs (+4)
Daily Median Flow 202 cfs
Gauge 3.09 feet (+0.01)
View NWS Forecast >>
Canyon Lk nr New Braunfels, TX - 909.12 msl (-0.01)
03/25/2019 11:15 PM
909.12 msl (-0.01)
View NWS Site >>
Guadalupe Rv at Sattler, TX - 378 cfs (+3)
03/25/2019 11:00 PM ----- 378 cfs (+3)
Daily Median Flow 241 cfs
Gauge 5.39 feet (+0.01)
View NWS Forecast >>
Guadalupe Rv at Third Crossing nr Sattler, TX - Gauge 4.83 feet (-0.02)
03/25/2019 11:30 PM
Gauge 4.83 feet (-0.02)
View USGS Site Page >>
Guadalupe Rv abv Comal Rv at New Braunfels, TX - 460 cfs (+8)
03/25/2019 11:30 PM ----- 460 cfs (+8)
Daily Median Flow 320 cfs
View NWS Forecast >>
WFk Dry Comal Ck at Schuetz Dam, New Braunfels, TX - 799.29 msl (+0.00)
03/25/2019 11:30 PM
799.29 msl (+0.00)
Dry Comal Ck at Loop 337 nr New Braunfels, TX - 1.56 cfs (-7.20)
03/25/2019 11:00 PM ----- 1.56 cfs (-7.20)
Daily Median Flow 1 cfs
View NWS Site >>
Comal Rv at New Braunfels, TX - 380 cfs (-4)
03/25/2019 10:45 PM ----- 380 cfs (-4)
Daily Median Flow 313 cfs
Gauge 4.34 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at New Braunfels, TX - Gauge 9.98 feet (+0.00)
03/25/2019 11:30 PM
Gauge 9.98 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv at Hwy 123-BR at Seguin, TX - Gauge -0.23 feet (-0.48)
03/25/2019 11:15 PM
Gauge -0.23 feet (-0.48)
View NWS Forecast >>
Geronimo Ck nr Seguin, TX - Gauge 4.24 feet (+0.00)
03/25/2019 11:00 PM
Gauge 4.24 feet (+0.00)
View USGS Site Page >>
Guadalupe Rv at FM 1117 nr Seguin, TX - 950 cfs (-100)
03/25/2019 11:15 PM ----- 950 cfs (-100)
Daily Median Flow 644 cfs
Gauge 12.81 feet (-0.19)
View USGS Site Page >>
Guadalupe Rv at CR 143 nr Gonzales, TX - Gauge 8.78 feet (+0.29)
03/25/2019 11:30 PM
Gauge 8.78 feet (+0.29)
View USGS Site Page >>
Guadalupe Rv at Gonzales, TX - 1160 cfs (+0)
03/25/2019 10:45 PM ----- 1160 cfs (+0)
Daily Median Flow 1180 cfs
Gauge 13.04 feet (+0.00)
View NWS Forecast >>
Peach Creek at Hwy 90 nr Waelder, TX - 1.31 cfs (-0.08)
03/25/2019 11:30 PM ----- 1.31 cfs (-0.08)
Daily Median Flow 0 cfs
Gauge 3.69 feet (-0.01)
View NWS Forecast >>
Peach Ck bl Dilworth, TX - 15 cfs (0)
03/25/2019 11:00 PM ----- 15 cfs (0)
Daily Median Flow 10 cfs
Gauge 9.13 feet (-0.02)
View NWS Forecast >>
Guadalupe Rv at Hwy 183 nr Hochheim, TX - 1150 cfs (+30)
03/25/2019 11:00 PM ----- 1150 cfs (+30)
Gauge 8.85 feet (+0.08)
View NWS Site >>
Sandies Ck at FM 108 nr Smiley, TX - Gauge 1.04 feet (+0.03)
03/25/2019 11:00 PM
Gauge 1.04 feet (+0.03)
View NWS Site >>
Sandies Ck nr Westhoff, TX - 1.85 cfs (+0.35)
03/25/2019 11:00 PM ----- 1.85 cfs (+0.35)
Daily Median Flow 14 cfs
Gauge 2.43 feet (+0.03)
View NWS Forecast >>
Guadalupe Rv at Cuero, TX - 1390 cfs (+0)
03/25/2019 11:30 PM ----- 1390 cfs (+0)
Daily Median Flow 1230 cfs
Gauge 9.60 feet (-0.01)
View NWS Forecast >>
Guadalupe Rv at Victoria, TX - 1280 cfs (-20)
03/25/2019 11:15 PM ----- 1280 cfs (-20)
Daily Median Flow 1200 cfs
Gauge 7.92 feet (-0.04)
View NWS Forecast >>
Coleto Ck at Arnold Rd Crsg nr Schroeder, TX - 7.36 cfs (-0.24)
03/25/2019 10:45 PM ----- 7.36 cfs (-0.24)
Daily Median Flow 15 cfs
Gauge 4.46 feet (-0.01)
View NWS Forecast >>
Coleto Ck Res nr Victoria, TX - 98.11 msl (+0.00)
03/25/2019 11:00 PM
98.11 msl (+0.00)
View NWS Site >>
Coleto Ck nr Victoria, TX - 3.16 cfs (+0.00)
03/25/2019 11:30 PM ----- 3.16 cfs (+0.00)
Daily Median Flow 5 cfs
Gauge 3.87 feet (+0.00)
View NWS Forecast >>
Guadalupe Rv nr Bloomington, TX - 1210 cfs (+30)
03/25/2019 11:00 PM ----- 1210 cfs (+30)
Daily Median Flow 669 cfs
Gauge 13.76 feet (+0.11)
View NWS Forecast >>
Guadalupe Rv nr Tivoli, TX - 2030 cfs (+20)
03/25/2019 11:30 PM ----- 2030 cfs (+20)
Daily Median Flow 2170 cfs
Gauge 5.14 feet (-0.08)
View NWS Site >>

Blanco River Gauges

Blanco Rv at Crabapple Rd nr Blanco, TX - Gauge 0.90 feet (+0.00)
03/25/2019 11:30 PM
Gauge 0.90 feet (+0.00)
View NWS Forecast >>
Little Blanco Rv at FM 32 nr Fischer, TX - Gauge 5.03 feet (-0.01)
03/25/2019 11:30 PM
Gauge 5.03 feet (-0.01)
View USGS Site Page >>
Blanco Rv at Fischer Store Rd nr Fischer, TX - 69 cfs (-2)
03/25/2019 11:30 PM ----- 69 cfs (-2)
Daily Median Flow Not Available
Gauge 3.37 feet (-0.02)
View NWS Forecast >>
Blanco Rv at Wimberley, TX - 90 cfs (-2)
03/25/2019 11:30 PM ----- 90 cfs (-2)
Daily Median Flow 87 cfs
Gauge 4.09 feet (-0.01)
View NWS Forecast >>
Blanco Rv nr Kyle, TX - 68 cfs (-1)
03/25/2019 11:30 PM ----- 68 cfs (-1)
Daily Median Flow 82 cfs
Gauge 4.98 feet (-0.01)
View NWS Site >>
Blanco Rv at San Marcos, TX - 13 cfs (-1)
03/25/2019 10:40 PM ----- 13 cfs (-1)
Daily Median Flow Not Available
Gauge 8.43 feet (-0.02)

View NWS Forecast >>

San Marcos River Gauges

San Marcos Rv at San Marcos, TX - 242 cfs (-4)
03/25/2019 10:45 PM ----- 242 cfs (-4)
Daily Median Flow 170 cfs
Gauge 5.37 feet (-0.03)
View NWS Site >>
San Marcos Rv nr Martindale, TX - 354 cfs (-3)
03/25/2019 10:45 PM ----- 354 cfs (-3)
Daily Median Flow 228 cfs
Gauge 8.27 feet (-0.01)
View NWS Site >>
San Marcos Rv at Luling, TX - 298 cfs (-5)
03/25/2019 10:45 PM ----- 298 cfs (-5)
Daily Median Flow 255 cfs
Gauge 5.32 feet (-0.02)
View NWS Forecast >>
Plum Ck at Lockhart, TX - 9.81 cfs (+0.47)
03/25/2019 11:00 PM ----- 9.81 cfs (+0.47)
Daily Median Flow 6 cfs
Gauge 1.94 feet (+0.02)
Plum Ck nr Luling, TX - 32 cfs (+0)
03/25/2019 11:00 PM ----- 32 cfs (+0)
Daily Median Flow 19 cfs
Gauge 4.96 feet (+0.00)
View NWS Forecast >>
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