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N Main Drain at Boca Chica Hwy, Brownsville water level

River gauge, N Main Drain, Texas, United States

Directions

Right now

Normal for mid-October

Water level

16.69ft Steady over the last 24 hours

Flow
3.0 cfs
15 18

History

History
16.516.616.7ftOct 16Oct 17Oct 18Oct 19Oct 2016.516.616.7ftOct 16Oct 18Oct 20
Water level

What this means

Water levels are unremarkable at N Main Drain at Boca Chica Hwy, Brownsville, where the gauge shows 16.69 ft.

The level has held steady over the past 24 hours. The 30-day range is 16.50 ft – 16.70 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:32 AM Sunset 06:59 PM Daylight 11 hr, 27 min Waxing gibbous 71%

Map

Other gauges on the N Main Drain

Gauge Level Compared with normal 24 hours Distance
N Main Drain at Manzano St, BrownsvilleRiver gauge, N Main Drain 1.2 cfs Low ±0 2.4 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Town Resaca at E 6th St, BrownsvilleLake, Town Resaca 0.2 cfs Very low ±0 1.1 mi
Cameron Co Ditch 1 at FM 802, BrownsvilleCanal gauge, Cameron Co Ditch 1 1.68 ft Normal −0.01 ft 3.4 mi
Resaca del Rancho Viejo, BrownsvilleLake 17.06 ft No reference yet −0.01 ft 4.2 mi
Old Main Drain No 2 at SH 4, BrownsvilleCanal gauge, Old Main Drain No 2 1.49 ft High −0.01 ft 6.1 mi
North Main Drain at Ostos Rd, BrownsvilleRiver gauge, North Main Drain 1.14 ft No reference yet +0.28 ft 7 mi
Cameron Co Ditch 2 at FM 1847 near Los FresnosCanal gauge, Cameron Co Ditch 2 1.61 ft No reference yet −0.01 ft 8 mi
Brazos Santiago Pass at South Padre IslandEstuary gauge, Brazos Santiago Pass 0.94 ft No reference yet +0.46 ft 22 mi
Donna ID Canal at E Levee Rd near DonnaCanal gauge, Donna ID Canal 84.99 ft No reference yet −0.11 ft 39 mi

Questions and answers

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 N Main Drain at Boca Chica Hwy, Brownsville today?

On Oct 20, 2026, 01:45 PM CDT, the water level was 16.69 ft. Steady over the last 24 hours.

Is N Main Drain at Boca Chica Hwy, Brownsville rising or falling?

Steady over the last 24 hours.

Is the level of N Main Drain at Boca Chica Hwy, Brownsville normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:08474095 (Agency page)
Coordinates
25.92161, -97.47542 (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

ParameterLast valueTime (UTC)Quality
Water level 16.69 ft 2026-10-20 18:45 Provisional
Flow 3.0 cfs 2026-10-20 18:45 Provisional

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How to cite

U.S. Geological Survey: N Main Drain at Boca Chica Hwy, Brownsville (usgs:08474095). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/n-main-drain-at-boca-chica-hwy-brownsville

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.