Rio Grande near San Benito
Texas — Water Level & Flood Stage
Located in Cameron County, Texas on the Rio Grande. Live water level data from USGS, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: SBNT2). Live data may be limited. View on NWS AHPS →
Flood Stages
Major Flood
58 ft
Moderate Flood
56 ft
Minor Flood
55 ft
Action Stage
44 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
70 ft
The river exceeds the levees - flooding is widespread, disastrous, and life threatening -
65 ft
The river is approaching the top of the levees - residents should be prepared to evacaute rapidly to several tens of miles from the lower Rio Grande channel as emergency officials direct - persons in the flood plain should monitor the latest stage and forecast levels of the river continuously.
58 ft
Major flooding covers the flood plain inside the levees-threatens lowest residences in Brownsville and Matamoros - persons vulnerable to lowland flooding should move equipment to higher ground and monitor the level of the river especially if heavy rain conditions develop.
56 ft
Moderate lowland flooding inside the levees reaches lowest secondary roads and low bridges
55 ft
Minor lowland flooding reaches into the lowest sections of the flood plain inside the levees with no significant damage
44 ft
The river will exceed the lowest banks of the lowest sections inside the levees
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Sep 28, 1967 | 61.06 ft | 24,992 cfs |
| Sep 28, 1967 | 61.06 ft | 24,992 cfs |
| Oct 3, 1988 | 55.98 ft | 9,760 cfs |
| Oct 3, 1988 | 55.98 ft | 9,760 cfs |
| Sep 27, 1988 | 55.18 ft | 8,480 cfs |
About This Gauge
NWS LID
SBNT2
River
Rio Grande
County
Cameron, TX
Coordinates
26.0306°N, 97.7278°W
Get Flood Alerts for Rio Grande
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Rio Grande near San Benito?
The Rio Grande near San Benito gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Rio Grande near San Benito?
The NWS-defined flood stage for Rio Grande near San Benito is 55 feet. Action stage begins at 44 feet. Moderate flooding starts at 56 feet, and major flooding at 58 feet.
How do I get alerts when Rio Grande rises?
Download StormCast free on Google Play, go to River Gauges, and add Rio Grande near San Benito to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Rio Grande near San Benito gauge located?
The gauge is located in Cameron County, Texas at coordinates 26.0306°N, 97.7278°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.