Major Flood
40 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: BTRL1). Live data may be limited. View on NWS AHPS →
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
38 ft
Minor Flood
35 ft
Action Stage
30 ft
What Floods at Each Level
47.28 ft
This is the flood of record established on May 15, 1927.
43 ft
Shipping and industrial activities are significantly affected. Unprotected low-lying areas will be flooded and agricultural operations will be impacted on the west side of the river. The city of Baton Rouge is protected by levees at this level.
40 ft
The grounds of the older part of Louisiana State University's campus become soggy. This includes the area around the Veterinary Medicine building, the Veterinary Medicine Annex, the stadium and ball fields. The city of Baton Rouge and the main LSU campus are protected by levees at this level.
38 ft
River traffic and industrial activity on the river side of the levees will be greatly affected. Navigational safety regulations will be strictly enforced.
36 ft
River traffic and industrial activity on the river side of the levees will be greatly affected. Navigational safety regulations will be strictly enforced.
35 ft
River islands from Red River Landing downstream to Baton Rouge will be inundated.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| May 14, 1927 | 47.28 ft | — |
| Apr 28, 1945 | 45.18 ft | — |
| May 15, 1922 | 45.18 ft | — |
About This Gauge
NWS LID
BTRL1
River
Mississippi River
County
West Baton Rouge, LA
Coordinates
30.4292°N, 91.2069°W
Get Flood Alerts for Mississippi River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Mississippi River at Baton Rouge?
The Mississippi River at Baton Rouge gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Mississippi River at Baton Rouge?
The NWS-defined flood stage for Mississippi River at Baton Rouge is 35 feet. Action stage begins at 30 feet. Moderate flooding starts at 38 feet, and major flooding at 40 feet.
How do I get alerts when Mississippi River rises?
Download StormCast free on Google Play, go to River Gauges, and add Mississippi River at Baton Rouge to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Mississippi River at Baton Rouge gauge located?
The gauge is located in West Baton Rouge County, Louisiana at coordinates 30.4292°N, 91.2069°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Mississippi River
On This River
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Source & Notes
Data provided by: U.S. Army Corps of Engineers, Observations courtesy of U.S. Army Corps of Engineers
- 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.