StormCast — Weather & Emergency Alerts

Brazos River near Rosharon
Texas — Water Level & Flood Stage

Located in Brazoria County, Texas on the Brazos River. Live water level data from USGS gauge 08116650, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Major Flood

51.3 ft

Moderate Flood

47 ft

Minor Flood

43 ft

Action Stage

40 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

52 ft

Major lowland flooding continues with massive inundation of the Brazos River and Oyster Creek flood plains below FM 1462. Homes in the Columbia Lakes...Mallard Lakes...and Great Lakes subdivisions near West Columbia begin flooding.

51.3 ft

Major lowland flooding begins in the vicinity of the gage with up to one half foot of water flowing over FM 1462 between the Brazos River and Oyster Creek. River Oaks Road in Fort Bend County as well as County Road 25...County Rod 380A...and County Road 42 in Brazoria County remain flooded and impassable. The bridge over Cow Creek at County Road 25 is impassable. Roads into several subdivisions near State Highway 35 and County Road 25 near West Columbia and homes in Mallard Lakes are threatened.

50.8 ft

Moderate lowland flooding continues with water flowing over the flood plain into Oyster Creek. FM 1462 at Oyster Creek east of the gage in Brazoria County is inundated. River Oaks Road in Fort Bend County and County Road 25 and County Road 380A in Brazoria County remain flooded and impassable. County Road 42 in Brazoria County upstream of the gage is inundated with close to one half foot of water.

50.5 ft

Moderate lowland flooding continues as County Road 42 in Brazoria County upstream of the gage is inundated. River Oaks Road in Fort Bend County and the bridge over Cow Creek in Brazoria County remain flooded and impassable. County Road 380A near Damon in Brazoria County is inundated with one half to one foot of water and is impassable.

49.6 ft

Moderate lowland flooding continues with River Oaks Road in Fort Bend County and the bridge over Cow Creek in Brazoria County flooded and impassable. County Road 380A near Damon is inundated.

48.5 ft

Moderate lowland flooding continues as the bridge over Cow Creek at County Road 25 in Brazoria County is flooded. River Oaks Road in the Pecan Bend subdivision in Fort Bend County is inundated with close to one half foot of water.

48 ft

Moderate lowland flooding continues as water covers River Oaks Road in the Pecan Bend subdivision in Fort Bend County and County Road 25 at Cow Creek in Brazoria County.

47 ft

Moderate lowland flooding begins in the vicinity of the gage.

46.5 ft

Minor lowland flooding continues. Livestock should be removed from low-lying areas in the floodplain.

43 ft

Minor lowland flooding begins in vicinity of gage as flow escapes the main channel. Cattle should be removed from low-lying areas in the floodplain.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Aug 29, 201752.65 ft133,000 cfs
Aug 29, 201752.65 ft133,000 cfs
Jun 4, 201652.56 ft112,000 cfs
Jun 4, 201652.56 ft112,000 cfs
Apr 30, 196552 ft

About This Gauge

USGS Site

08116650

NWS LID

ROST2

River

Brazos River

County

Brazoria, TX

Coordinates

29.3494°N, 95.5822°W

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Frequently Asked Questions

What is the current water level of Brazos River near Rosharon?

The Brazos River near Rosharon gauge is maintained by USGS (site 08116650) 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 Brazos River near Rosharon?

The NWS-defined flood stage for Brazos River near Rosharon is 43 feet. Action stage begins at 40 feet. Moderate flooding starts at 47 feet, and major flooding at 51.3 feet.

How do I get alerts when Brazos River rises?

Download StormCast free on Google Play, go to River Gauges, and add Brazos River near Rosharon 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 Brazos River near Rosharon gauge located?

The gauge is located in Brazoria County, Texas at coordinates 29.3494°N, 95.5822°W. USGS site number: 08116650. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers