Brazos River at SH 21 near Bryan water level

Name: Brazos River at SH 21 near Bryan water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Brazos River, Texas, United States

Directions

Very low for mid-October

Water level

7.19ft Steady over the last 24 hours

Measured Oct 19, 2026, 10:15 AM CDT (41 min ago)

Flow: 341 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %) Forecast Minor flood stage

The forecast expects the river to fall to 6.90 ft by Saturday, October 24 at 01:00 AM. Issued Monday, October 19 at 07:48 AM by NOAA National Weather Service.

What this means

Low water at Brazos River at SH 21 near Bryan: the gauge reads 7.19 ft, far below normal for mid-October.

The median for mid-October is 8.60 ft, based on 29 years of readings, so the river stage is 1.41 ft below typical. It is 44.81 ft below the flood stage of 52.00 ft. On the same day last year the reading was 8.10 ft, a difference of −0.91 ft.

It has barely moved over the past 24 hours. The forecast expects the river to fall to 6.90 ft by Saturday, October 24 at 01:00 AM. Without real rain upstream, that is unlikely to change quickly. The 30-day range is 7.11 ft – 10.09 ft.

Compared with 29 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 8.60 ft1.41 ft below the median for this date
Normal for this date: 7.45 ft – 17.79 ft8 years in 10 fall in this range (29 years of records)
Same day last year: 8.10 ft−0.91 ft
Lowest and highest in 30 days: 7.11 ft – 10.09 ft
Lowest and highest in 12 months: 7.04 ft – 36.55 ft
Forecast peak: 7.20 ftMonday, October 19 at 10:00 AM

Paddling and fishing conditions

At low levels, plan for shorter paddling trips and expect to walk your boat through a few shoals.

For reference, flood stage is 52.00 ft.

What happens at each level

66.00 ft: Major lowland flooding begins with backwater flooding up the Little Brazos River as far as FM 1687. Mount Zion Church near the left downstream bank of the Brazos River is threatened. In Burleson County, signficant backwater flooding up Cedar, Copper, and Dead Creeks occurs.
60.00 ft: Moderate lowland flooding begins with widespread inundation of the left downstream floodplain.
52.00 ft: Minor lowland flooding begins as farm land along the river becomes inundated.
32.00 ft: Significant backwater flooding up the Little Brazos River occurs.
21.00 ft: Backwater flooding up the Little Brazos River begins.
7.19 ft: Right now

Impact statements from the U.S. National Weather Service.

Weather at the gauge

No rain in the last 3 days.

19 Mon 75° 47° – Wind 7 mph

20 Tue 80° 53° – Wind 10 mph

21 Wed 82° 61° – Wind 6 mph

22 Thu 82° 63° – Wind 6 mph

23 Fri 82° 62° – Wind 8 mph

24 Sat 83° 61° – Wind 10 mph

25 Sun 78° 63° – Wind 10 mph

Forecast: Open-Meteo

Sunrise 07:32 AM Sunset 06:52 PM Daylight 11 hr, 20 min First quarter 60%

Map

Other gauges on the Brazos River

Gauge	Level	Compared with normal	24 hours	Distance
Brazos River near Glen RoseRiver gauge, Brazos River	3.99 ft	Very low	±0	132 mi
Brazos River near AquillaRiver gauge, Brazos River	7.28 ft	Normal	+0.05 ft	93 mi
Brazos River at WacoRiver gauge, Brazos River	1.17 ft	Very low	+0.07 ft	70 mi
Brazos River near HighbankRiver gauge, Brazos River	1.75 ft	Very low	+0.05 ft	39 mi
Brazos River at FM 485 near HearneRiver gauge, Brazos River	15.72 ft	Low	+0.03 ft	19 mi
Brazos River at WashingtonRiver gauge, Brazos River	380 cfs	Very low	−8.0 cfs	30 mi
Brazos River near HempsteadRiver gauge, Brazos River	9.40 ft	Low	−0.02 ft	40 mi
Brazos River at San FelipeRiver gauge, Brazos River	93.01 ft	Very low	−0.01 ft	63 mi
Brazos River at RichmondRiver gauge, Brazos River	8.42 ft	Very low	−0.12 ft	86 mi
Brazos River near Sugar LandRiver gauge, Brazos River	27.73 ft	Very low	−0.11 ft	90 mi
Brazos River near RosharonRiver gauge, Brazos River	4.90 ft	Low	+0.08 ft	105 mi
Brazos River near West ColumbiaTidal gauge, Brazos River	2.62 ft	Below flood stage	+0.65 ft	117 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Carters Creek at FM 60 near College StationRiver gauge, Carters Creek	240.44 ft	Low	+0.03 ft	14 mi
Davidson Creek near LyonsRiver gauge, Davidson Creek	2.22 ft	Normal	±0	14 mi
Mathis Creek at US 190 near KurtenRiver gauge, Mathis Creek	275.06 ft	Below flood stage	−0.08 ft	17 mi
Little Brazos River at FM 485 near HearneRiver gauge, Little Brazos River	5.93 ft	Low	−0.03 ft	18 mi
Somerville Lake near SomervilleLake, Somerville Lake	236.49 ft	Normal	±0	21 mi
Yegua Creek near SomervilleRiver gauge, Yegua Creek	1.84 ft	Normal	+0.02 ft	21 mi
E Yegua Creek near Dime BoxRiver gauge, E Yegua Creek	1.27 ft	Very low	+0.07 ft	22 mi
Little River near CameronRiver gauge, Little River	0.84 ft	Low	±0	28 mi

Questions and answers

Is the Brazos River at SH 21 near Bryan higher than last year?

No, it is 0.91 ft lower than on the same day last year, when the reading was 8.10 ft.

What is flood stage for the Brazos River at SH 21 near Bryan?

The official flood stage is 52.00 ft. The level is currently 44.81 ft below it.

What is a normal level for the Brazos River at SH 21 near Bryan in mid-October?

The median for mid-October is 8.60 ft. In 8 years out of 10 the reading falls between 7.45 ft and 17.79 ft, based on 29 years of records.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Brazos River at SH 21 near Bryan today?

On Oct 19, 2026, 10:15 AM CDT, the water level was 7.19 ft. Steady over the last 24 hours.

Is Brazos River at SH 21 near Bryan rising or falling?

Steady over the last 24 hours. Down 0.18 ft over the last 7 days.

Is the level of Brazos River at SH 21 near Bryan normal?

Very low for mid-October. Compared with 29 years of daily readings for this time of year.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:08108700 (Agency page)
Coordinates: 30.62687, -96.54413 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	7.19 ft	2026-10-19 15:15	Provisional
Flow	341 cfs	2026-10-19 15:15	Provisional

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How to cite

U.S. Geological Survey: Brazos River at SH 21 near Bryan (usgs:08108700). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/brazos-river-at-sh-21-near-bryan

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer