Rivers in Texas

Brazos River near Rosharon

Brazoria County, TexasNWS ROST2USGS 08116650Dickinson office

Below flood stage
5.08ftStage

Observed Sun, Sep 20, 10:00 AM CDT

Flood stage
43.00 ft
Forecast crest
5.10 ftSat, Sep 19, 7:00 PM CDT
Record crest
52.65 ft2017

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood51.30 ft
Moderate flood47.00 ft
Minor flood43.00 ft
Action40.00 ft
  1. 52.00 ftMajor 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.
  2. 51.30 ftMajor 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.
  3. 50.80 ftModerate 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.
  4. 50.50 ftModerate 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.
  5. 49.60 ftModerate 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.
  6. 48.50 ftModerate 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.
  7. 48.00 ftModerate 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.
  8. 47.00 ftModerate lowland flooding begins in the vicinity of the gage.
  9. 46.50 ftMinor lowland flooding continues. Livestock should be removed from low-lying areas in the floodplain.
  10. 43.00 ftMinor lowland flooding begins in vicinity of gage as flow escapes the main channel. Cattle should be removed from low-lying areas in the floodplain.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding8%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Crest history

53 crests on NOAA’s list since 1965.

#DateStage
1August 29, 201752.65 ft
2June 4, 201652.56 ft
3May 1, 196552.00 ft
4January 3, 199251.89 ft
5October 22, 199451.82 ft
6June 5, 201551.46 ft
7May 11, 201951.36 ft
8April 24, 201651.05 ft
9May 14, 196850.74 ft
10February 10, 199250.67 ft
11June 15, 197350.49 ft
12November 29, 200449.88 ft
13November 17, 199849.42 ft
14July 6, 200748.89 ft
15October 24, 199848.83 ft
16January 11, 201948.79 ft
17July 21, 200748.78 ft
18April 23, 197748.75 ft
19June 9, 197948.56 ft
20June 23, 201548.47 ft
21November 9, 200247.66 ft
22July 3, 200447.49 ft
23March 18, 201647.47 ft
24July 12, 200747.07 ft
25May 13, 202446.96 ft

Most recent crests

  • May 13, 2024: 46.96 ft
  • June 7, 2021: 45.63 ft
  • June 6, 2019: 43.77 ft
  • May 11, 2019: 51.36 ft
  • January 11, 2019: 48.79 ft
  • January 3, 2019: 43.86 ft
  • December 13, 2018: 43.94 ft
  • October 25, 2018: 42.96 ft
  • August 29, 2017: 52.65 ft
  • June 4, 2016: 52.56 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the West Gulf River Forecast Center. Forecasts are issued routinely year-round. 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.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.