Mississippi River at Belle Chasse water level

Name: Mississippi River at Belle Chasse 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, Mississippi River, Louisiana, United States

Directions

Normal for mid-October

Water level

9.15ft Down 0.36 ft over the last 24 hours

Measured Oct 20, 2026, 04:30 AM CDT (1 hour ago)

Flow: 278,000 cfs

History

7 days 30 days 1 year

Water level Normal range (10–90 %)

What this means

Water levels are unremarkable at Mississippi River at Belle Chasse, where the gauge shows 9.15 ft.

That puts it 0.24 ft above the median of 8.92 ft for mid-October, based on 16 years of readings.

It is still going down, by 0.36 ft over the past 24 hours. The 30-day range is 8.36 ft – 11.36 ft.

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

Compared with 16 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 8.92 ft0.24 ft above the median for this date
Normal for this date: 8.10 ft – 12.79 ft8 years in 10 fall in this range (16 years of records)
Lowest and highest in 30 days: 8.36 ft – 11.36 ft
Lowest and highest in 12 months: 7.70 ft – 12.15 ft

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 07:06 AM Sunset 06:25 PM Daylight 11 hr, 20 min First quarter 67%

Map

Other gauges on the Mississippi River

Gauge	Level	Compared with normal	24 hours	Distance
Mississippi River at Baton RougeRiver gauge, Mississippi River	11.40 ft	Normal	−0.34 ft	83 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Caernarvon Outfall Channel at CaernarvonRiver gauge, Caernarvon Outfall Channel	1.98 ft	Very high	−0.07 ft	4.2 mi
Caernarvon Canal Sector Gate at CaernarvonRiver gauge, Caernarvon Canal Sector Gate	1.91 ft	Normal	−0.01 ft	4.3 mi
Reggio Canal near Wills PointCanal gauge, Reggio Canal	1.72 ft	Very high	−0.11 ft	5.6 mi
Naomi Diversion Canal near NaomiRiver gauge, Naomi Diversion Canal	1.33 ft	Normal	+0.10 ft	11 mi
GIWW East Storm Surge Barrier at New OrleansRiver gauge, GIWW East Storm Surge Barrier	1.50 ft	Normal	−0.10 ft	12 mi
Inner Harbor Navigation Canal near Seabrook bridgeRiver gauge, Inner Harbor Navigation Canal	1.32 ft	Normal	−0.11 ft	12 mi
L. Cataouatche at Whiskey Canal S of WaggamanLake, L. Cataouatche	6.44 ft	Normal	+0.13 ft	14 mi
Crooked B. NW of L. Cuatro Caballo near DelacroixEstuary gauge, Crooked B. NW of L. Cuatro Caballo	6.29 ft	High	−0.18 ft	18 mi

Questions and answers

What is a normal level for the Mississippi River at Belle Chasse in mid-October?

The median for mid-October is 8.92 ft. In 8 years out of 10 the reading falls between 8.10 ft and 12.79 ft, based on 16 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 Mississippi River at Belle Chasse today?

On Oct 20, 2026, 04:30 AM CDT, the water level was 9.15 ft. Down 0.36 ft over the last 24 hours.

Is Mississippi River at Belle Chasse rising or falling?

Down 0.36 ft over the last 24 hours. Up 0.56 ft over the last 7 days.

Is the level of Mississippi River at Belle Chasse normal?

Normal for mid-October. Compared with 16 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:07374525 (Agency page)
Coordinates: 29.85715, -89.97785 (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	9.15 ft	2026-10-20 09:30	Provisional
Flow	278,000 cfs	2026-10-20 09:30	Provisional

Download

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How to cite

U.S. Geological Survey: Mississippi River at Belle Chasse (usgs:07374525). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/louisiana/mississippi-river-at-belle-chasse

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