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Hydrograph River at a Glance Download
Brazos River near Rosharon Stage (ft)Flow (kcfs)Observed: 40.69 ft at 9:45PM May 22, 2016Observed: 40.72 ft at 10:00PM May 22, 2016Observed: 40.71 ft at 10:15PM May 22, 2016Observed: 40.73 ft at 10:30PM May 22, 2016Observed: 40.73 ft at 10:45PM May 22, 2016Observed: 40.75 ft at 11:00PM May 22, 2016Observed: 40.76 ft at 11:15PM May 22, 2016Observed: 40.75 ft at 11:30PM May 22, 2016Observed: 40.8 ft at 11:45PM May 22, 2016Observed: 40.79 ft at 12:00AM May 23, 2016Observed: 40.78 ft at 12:15AM May 23, 2016Observed: 40.82 ft at 12:30AM May 23, 2016Observed: 40.82 ft at 12:45AM May 23, 2016Observed: 40.82 ft at 1:00AM May 23, 2016Observed: 40.84 ft at 1:15AM May 23, 2016Observed: 40.86 ft at 1:30AM May 23, 2016Observed: 40.86 ft at 1:45AM May 23, 2016Observed: 40.84 ft at 2:00AM May 23, 2016Observed: 40.86 ft at 2:15AM May 23, 2016Observed: 40.86 ft at 2:30AM May 23, 2016Observed: 40.87 ft at 2:45AM May 23, 2016Observed: 40.87 ft at 3:00AM May 23, 2016Observed: 40.9 ft at 3:15AM May 23, 2016Observed: 40.9 ft at 3:30AM May 23, 2016Observed: 40.89 ft at 3:45AM May 23, 2016Observed: 40.91 ft at 4:00AM May 23, 2016Observed: 40.94 ft at 4:15AM May 23, 2016Observed: 40.94 ft at 4:30AM May 23, 2016Observed: 40.92 ft at 4:45AM May 23, 2016Observed: 40.96 ft at 5:00AM May 23, 2016Observed: 40.96 ft at 5:15AM May 23, 2016Observed: 40.96 ft at 5:30AM May 23, 2016Observed: 40.95 ft at 5:45AM May 23, 2016Observed: 40.99 ft at 6:00AM May 23, 2016Observed: 40.98 ft at 6:15AM May 23, 2016Observed: 41 ft at 6:30AM May 23, 2016Observed: 41 ft at 6:45AM May 23, 2016Observed: 41.01 ft at 7:00AM May 23, 2016Observed: 41.02 ft at 7:15AM May 23, 2016Observed: 41.03 ft at 7:30AM May 23, 2016Observed: 41.05 ft at 7:45AM May 23, 2016Observed: 41.06 ft at 8:00AM May 23, 2016Observed: 41.06 ft at 8:15AM May 23, 2016Observed: 41.06 ft at 8:30AM May 23, 2016Observed: 41.09 ft at 8:45AM May 23, 2016Observed: 41.07 ft at 9:00AM May 23, 2016Observed: 41.1 ft at 9:15AM May 23, 2016Observed: 41.11 ft at 9:30AM May 23, 2016Observed: 41.12 ft at 9:45AM May 23, 2016Observed: 41.1 ft at 10:00AM May 23, 2016Observed: 41.12 ft at 10:15AM May 23, 2016Observed: 41.15 ft at 10:30AM May 23, 2016Observed: 41.15 ft at 10:45AM May 23, 2016Observed: 41.12 ft at 11:00AM May 23, 2016Observed: 41.18 ft at 11:15AM May 23, 2016Observed: 41.17 ft at 11:30AM May 23, 2016Observed: 41.19 ft at 11:45AM May 23, 2016Observed: 41.2 ft at 12:00PM May 23, 2016Observed: 41.18 ft at 12:15PM May 23, 2016Observed: 41.2 ft at 12:30PM May 23, 2016Observed: 41.21 ft at 12:45PM May 23, 2016Observed: 41.2 ft at 1:00PM May 23, 2016Observed: 41.22 ft at 1:15PM May 23, 2016Observed: 41.24 ft at 1:30PM May 23, 2016Observed: 41.24 ft at 1:45PM May 23, 2016Observed: 41.25 ft at 2:00PM May 23, 2016Observed: 41.26 ft at 2:15PM May 23, 2016Observed: 41.26 ft at 2:16PM May 23, 2016Observed: 41.26 ft at 2:30PM May 23, 2016Observed: 41.27 ft at 2:45PM May 23, 2016Observed: 41.29 ft at 3:00PM May 23, 2016Observed: 41.29 ft at 3:15PM May 23, 2016Observed: 41.32 ft at 3:30PM May 23, 2016Observed: 41.31 ft at 3:45PM May 23, 2016Observed: 41.34 ft at 4:00PM May 23, 2016Observed: 41.33 ft at 4:15PM May 23, 2016Observed: 41.37 ft at 4:30PM May 23, 2016Observed: 41.38 ft at 4:45PM May 23, 2016Observed: 41.37 ft at 5:00PM May 23, 2016Observed: 41.39 ft at 5:15PM May 23, 2016Observed: 41.41 ft at 5:30PM May 23, 2016Observed: 41.4 ft at 5:45PM May 23, 2016Observed: 41.42 ft at 6:00PM May 23, 2016Observed: 41.43 ft at 6:15PM May 23, 2016Observed: 41.46 ft at 6:30PM May 23, 2016Observed: 41.44 ft at 6:45PM May 23, 2016Observed: 41.46 ft at 7:00PM May 23, 2016Observed: 41.47 ft at 7:15PM May 23, 2016Observed: 41.48 ft at 7:30PM May 23, 2016Observed: 41.49 ft at 7:45PM May 23, 2016Observed: 41.49 ft at 8:00PM May 23, 2016Observed: 41.51 ft at 8:15PM May 23, 2016Observed: 41.53 ft at 8:30PM May 23, 2016Observed: 41.53 ft at 8:45PM May 23, 2016Observed: 41.53 ft at 9:00PM May 23, 2016Observed: 41.55 ft at 9:15PM May 23, 2016Observed: 41.56 ft at 9:30PM May 23, 2016Observed: 41.55 ft at 9:45PM May 23, 2016Observed: 41.56 ft at 10:00PM May 23, 2016Observed: 41.56 ft at 10:15PM May 23, 2016Observed: 41.57 ft at 10:30PM May 23, 2016Observed: 41.59 ft at 10:45PM May 23, 2016Observed: 41.59 ft at 11:00PM May 23, 2016Observed: 41.58 ft at 11:15PM May 23, 2016Observed: 41.61 ft at 11:30PM May 23, 2016Observed: 41.62 ft at 11:45PM May 23, 2016Observed: 41.63 ft at 12:00AM May 24, 2016Observed: 41.6 ft at 12:15AM May 24, 2016Observed: 41.6 ft at 12:30AM May 24, 2016Observed: 41.62 ft at 12:45AM May 24, 2016Observed: 41.63 ft at 1:00AM May 24, 2016Observed: 41.64 ft at 1:15AM May 24, 2016Observed: 41.65 ft at 1:30AM May 24, 2016Observed: 41.67 ft at 1:45AM May 24, 2016Observed: 41.68 ft at 2:00AM May 24, 2016Observed: 41.67 ft at 2:15AM May 24, 2016Observed: 41.7 ft at 2:30AM May 24, 2016Observed: 41.7 ft at 2:45AM May 24, 2016Observed: 41.71 ft at 3:00AM May 24, 2016Observed: 41.7 ft at 3:15AM May 24, 2016Observed: 41.71 ft at 3:30AM May 24, 2016Observed: 41.72 ft at 3:45AM May 24, 2016Observed: 41.72 ft at 4:00AM May 24, 2016Observed: 41.73 ft at 4:15AM May 24, 2016Observed: 41.74 ft at 4:30AM May 24, 2016Observed: 41.73 ft at 4:45AM May 24, 2016Observed: 41.77 ft at 5:00AM May 24, 2016Observed: 41.76 ft at 5:15AM May 24, 2016Observed: 41.78 ft at 5:30AM May 24, 2016Observed: 41.77 ft at 5:45AM May 24, 2016Observed: 41.76 ft at 6:00AM May 24, 2016Observed: 41.77 ft at 6:15AM May 24, 2016Observed: 41.79 ft at 6:30AM May 24, 2016Observed: 41.8 ft at 6:45AM May 24, 2016Observed: 41.79 ft at 7:00AM May 24, 2016Observed: 41.82 ft at 7:15AM May 24, 2016Observed: 41.83 ft at 7:30AM May 24, 2016Observed: 41.85 ft at 7:45AM May 24, 2016Observed: 41.84 ft at 8:00AM May 24, 2016Observed: 41.84 ft at 8:15AM May 24, 2016Observed: 41.86 ft at 8:30AM May 24, 2016Observed: 41.86 ft at 8:45AM May 24, 2016Observed: 41.88 ft at 9:00AM May 24, 2016Observed: 41.86 ft at 9:15AM May 24, 2016Observed: 41.89 ft at 9:30AM May 24, 2016Observed: 41.9 ft at 9:45AM May 24, 2016Observed: 41.89 ft at 10:00AM May 24, 2016Observed: 41.91 ft at 10:15AM May 24, 2016Observed: 41.95 ft at 10:30AM May 24, 2016Observed: 41.96 ft at 10:45AM May 24, 2016Observed: 41.94 ft at 11:00AM May 24, 2016Observed: 41.96 ft at 11:15AM May 24, 2016Observed: 41.96 ft at 11:30AM May 24, 2016Observed: 41.97 ft at 11:45AM May 24, 2016Observed: 41.99 ft at 12:00PM May 24, 2016Observed: 42 ft at 12:15PM May 24, 2016Observed: 42 ft at 12:30PM May 24, 2016Observed: 42.02 ft at 12:45PM May 24, 2016Observed: 42.04 ft at 1:00PM May 24, 2016Observed: 42.02 ft at 1:15PM May 24, 2016Observed: 42.04 ft at 1:30PM May 24, 2016Observed: 42.06 ft at 1:45PM May 24, 2016Observed: 42.07 ft at 2:00PM May 24, 2016Observed: 42.08 ft at 2:15PM May 24, 2016Observed: 42.08 ft at 2:16PM May 24, 2016Observed: 42.08 ft at 2:30PM May 24, 2016Observed: 42.09 ft at 2:45PM May 24, 2016Observed: 42.08 ft at 3:00PM May 24, 2016Observed: 42.11 ft at 3:15PM May 24, 2016Observed: 42.13 ft at 3:30PM May 24, 2016Observed: 42.12 ft at 3:45PM May 24, 2016Observed: 42.14 ft at 4:00PM May 24, 2016Observed: 42.14 ft at 4:15PM May 24, 2016Observed: 42.14 ft at 4:30PM May 24, 2016Observed: 42.16 ft at 4:45PM May 24, 2016Observed: 42.19 ft at 5:00PM May 24, 2016Observed: 42.17 ft at 5:15PM May 24, 2016Observed: 42.19 ft at 5:30PM May 24, 2016Observed: 42.21 ft at 5:45PM May 24, 2016Observed: 42.22 ft at 6:00PM May 24, 2016Observed: 42.2 ft at 6:15PM May 24, 2016Observed: 42.2 ft at 6:30PM May 24, 2016Observed: 42.2 ft at 6:45PM May 24, 2016Observed: 42.24 ft at 7:00PM May 24, 2016Observed: 42.23 ft at 7:15PM May 24, 2016Observed: 42.24 ft at 7:30PM May 24, 2016Observed: 42.26 ft at 7:45PM May 24, 2016Observed: 42.25 ft at 8:00PM May 24, 2016Observed: 42.28 ft at 8:15PM May 24, 2016Observed: 42.28 ft at 8:30PM May 24, 2016Observed: 42.27 ft at 8:45PM May 24, 2016Observed: 42.29 ft at 9:00PM May 24, 2016Observed: 42.29 ft at 9:15PM May 24, 2016Observed: 42.31 ft at 9:30PM May 24, 2016Observed: 42.3 ft at 9:45PM May 24, 2016Observed: 42.33 ft at 10:00PM May 24, 2016Observed: 42.32 ft at 10:15PM May 24, 2016Observed: 42.32 ft at 10:30PM May 24, 2016Observed: 42.35 ft at 10:45PM May 24, 2016Observed: 42.35 ft at 11:00PM May 24, 2016Observed: 42.34 ft at 11:15PM May 24, 2016Observed: 42.33 ft at 11:30PM May 24, 2016Observed: 42.36 ft at 11:45PM May 24, 2016Observed: 42.36 ft at 12:00AM May 25, 2016Observed: 42.37 ft at 12:15AM May 25, 2016Observed: 42.38 ft at 12:30AM May 25, 2016Observed: 42.38 ft at 12:45AM May 25, 2016Observed: 42.43 ft at 1:00AM May 25, 2016Observed: 42.4 ft at 1:15AM May 25, 2016Observed: 42.41 ft at 1:30AM May 25, 2016Observed: 42.39 ft at 1:45AM May 25, 2016Observed: 42.43 ft at 2:00AM May 25, 2016Observed: 42.44 ft at 2:15AM May 25, 2016Observed: 42.44 ft at 2:30AM May 25, 2016Observed: 42.44 ft at 2:45AM May 25, 2016Observed: 42.44 ft at 3:00AM May 25, 2016Observed: 42.46 ft at 3:15AM May 25, 2016Observed: 42.46 ft at 3:30AM May 25, 2016Observed: 42.46 ft at 3:45AM May 25, 2016Observed: 42.47 ft at 4:00AM May 25, 2016Observed: 42.47 ft at 4:15AM May 25, 2016Observed: 42.49 ft at 4:30AM May 25, 2016Observed: 42.49 ft at 4:45AM May 25, 2016Observed: 42.49 ft at 5:00AM May 25, 2016Observed: 42.49 ft at 5:15AM May 25, 2016Observed: 42.51 ft at 5:30AM May 25, 2016Observed: 42.51 ft at 5:45AM May 25, 2016Observed: 42.52 ft at 6:00AM May 25, 2016Observed: 42.5 ft at 6:15AM May 25, 2016Observed: 42.51 ft at 6:30AM May 25, 2016Observed: 42.53 ft at 6:45AM May 25, 2016Observed: 42.53 ft at 7:00AM May 25, 2016Observed: 42.53 ft at 7:15AM May 25, 2016Observed: 42.54 ft at 7:30AM May 25, 2016Observed: 42.54 ft at 7:45AM May 25, 2016Observed: 42.55 ft at 8:00AM May 25, 2016Observed: 42.53 ft at 8:15AM May 25, 2016Observed: 42.57 ft at 8:30AM May 25, 2016Observed: 42.57 ft at 8:45AM May 25, 2016Observed: 42.59 ft at 9:00AM May 25, 2016Observed: 42.56 ft at 9:15AM May 25, 2016Observed: 42.56 ft at 9:30AM May 25, 2016Observed: 42.58 ft at 9:45AM May 25, 2016Observed: 42.6 ft at 10:00AM May 25, 2016Observed: 42.58 ft at 10:15AM May 25, 2016Observed: 42.6 ft at 10:30AM May 25, 2016Observed: 42.59 ft at 10:45AM May 25, 2016Observed: 42.6 ft at 11:00AM May 25, 2016Observed: 42.62 ft at 11:15AM May 25, 2016Observed: 42.61 ft at 11:30AM May 25, 2016Observed: 42.61 ft at 11:45AM May 25, 2016Observed: 42.62 ft at 12:00PM May 25, 2016Observed: 42.63 ft at 12:15PM May 25, 2016Observed: 42.6 ft at 12:30PM May 25, 2016Observed: 42.62 ft at 12:45PM May 25, 2016Observed: 42.62 ft at 1:00PM May 25, 2016Observed: 42.63 ft at 1:15PM May 25, 2016Observed: 42.63 ft at 1:30PM May 25, 2016Highest Observation: 42.64 ft at 1:45PM May 25, 2016Observed: 42.63 ft at 2:00PM May 25, 2016Observed: 42.63 ft at 2:15PM May 25, 2016Observed: 42.63 ft at 2:30PM May 25, 2016Observed: 42.63 ft at 2:31PM May 25, 2016Observed: 42.63 ft at 2:45PM May 25, 2016Observed: 42.63 ft at 3:00PM May 25, 2016Observed: 42.61 ft at 3:15PM May 25, 2016Observed: 42.62 ft at 3:30PM May 25, 2016Highest Observation: 42.64 ft at 3:45PM May 25, 2016Observed: 42.63 ft at 4:00PM May 25, 2016Observed: 42.63 ft at 4:15PM May 25, 2016Highest Observation: 42.64 ft at 4:30PM May 25, 2016Observed: 42.63 ft at 4:45PM May 25, 2016Observed: 42.62 ft at 5:00PM May 25, 2016Observed: 42.61 ft at 5:15PM May 25, 2016Observed: 42.63 ft at 5:30PM May 25, 2016Highest Observation: 42.64 ft at 5:45PM May 25, 2016Observed: 42.63 ft at 6:00PM May 25, 2016Observed: 42.63 ft at 6:15PM May 25, 2016Observed: 42.61 ft at 6:30PM May 25, 2016Observed: 42.63 ft at 6:45PM May 25, 2016Observed: 42.59 ft at 7:00PM May 25, 2016Observed: 42.63 ft at 7:15PM May 25, 2016Observed: 42.6 ft at 7:30PM May 25, 2016Observed: 42.58 ft at 7:45PM May 25, 2016Observed: 42.58 ft at 8:00PM May 25, 2016Observed: 42.61 ft at 8:15PM May 25, 2016Observed: 42.57 ft at 8:30PM May 25, 2016Observed: 42.6 ft at 8:45PM May 25, 2016Observed: 42.55 ft at 9:00PM May 25, 2016Highest Forecast: 42.5 ft 1:00AM May 26, 2016Forecast: 42.4 ft 7:00AM May 26, 2016Forecast: 42.1 ft 1:00PM May 26, 2016Forecast: 41.7 ft 7:00PM May 26, 2016Forecast: 41.2 ft 1:00AM May 27, 2016Forecast: 40.4 ft 7:00AM May 27, 2016Forecast: 39.3 ft 1:00PM May 27, 2016Forecast: 38 ft 7:00PM May 27, 2016Forecast: 36.4 ft 1:00AM May 28, 2016Forecast: 34.8 ft 7:00AM May 28, 2016Forecast: 33.3 ft 1:00PM May 28, 2016Forecast: 31.9 ft 7:00PM May 28, 2016Forecast: 30.6 ft 1:00AM May 29, 2016Forecast: 29.6 ft 7:00AM May 29, 2016Forecast: 28.7 ft 1:00PM May 29, 2016Forecast: 28 ft 7:00PM May 29, 2016Forecast: 27.4 ft 1:00AM May 30, 2016Forecast: 26.9 ft 7:00AM May 30, 2016Forecast: 26.6 ft 1:00PM May 30, 2016Forecast: 26.3 ft 7:00PM May 30, 2016USGS--Water Resources of the United StatesROST2(plotting HGIRG) Graph Created (9:34PM May 25, 2016)ObservedForecast (issued 8:49PM May 25)Latest observed value: 42.55 ft at 9:00 PM CDT 25-May-2016. Flood Stage is 43 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Brazos River near Rosharon are issued as needed during times of high water, but are not routinely available.
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Upstream Gauge - at Richmond Upstream Gauge Downstream Gauge Downstream Gauge - near West Columbia
Flood Categories (in feet)
Major Flood Stage: 51.3
Moderate Flood Stage: 47
Flood Stage: 43
Action Stage: 40
Low Stage (in feet): 0

Historic Crests
(1) 56.40 ft on 12/11/1913
(2) 53.40 ft on 05/07/1957
(3) 52.00 ft on 05/01/1965
(4) 51.89 ft on 01/03/1992
(5) 51.82 ft on 10/22/1994
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 48.47 ft on 06/23/2015
(2) 51.46 ft on 06/05/2015
(3) 44.08 ft on 05/22/2015
(4) 48.78 ft on 07/21/2007
(5) 47.07 ft on 07/12/2007
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
52 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 Major lowland flooding begins in the vicinity of the gage with up to one half foot of water flowing over FM 1462 betwen 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 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 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 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 Moderate lowland flooding continues as the bridge over Cow Creek ar 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 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 Moderate lowland flooding begins in the vicinity of the gage
46.5 Minor lowland flooding continues. Livestock should be removed from low areas in the flood plain.
43 Minor lowland flooding begins in vicinity of gage as flow escapes the main channel. Cattle should be removed from low areas in the flood plain.
About This Location Collapse

Latitude: 29.349444° N, Longitude: 95.582222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 43 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Current/Historical Observations:

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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Page last modified: 13-Aug-2015 1:56 AM
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