Major Flood
28 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
25 ft
Minor Flood
20 ft
Action Stage
17 ft
What Floods at Each Level
28 ft
The community of Butte La Rose will be flooded. Several homes will sustain major damage. Although the project levee height is 33 feet, back water flooding will impact the community and evacuation is strongly recommended.
27 ft
Industrial operations will be curtailed. A few homes near the river will flood. River traffic negotiating sharp turns will remain difficult.
26 ft
The walkway to the river gauge will be under water and the gage will be inaccessible. Industrial storage areas near the river will flood. Unsecured material and equipment on property near the river will float off or become damaged. River traffic negotiating sharp turns will become difficult.
25 ft
Industrial storage areas near the river will flood. Unsecured material and equipment on property near the river will float off or become damaged. River traffic negotiating sharp turns will become difficult.
22 ft
River traffic negotiating sharp turns will become difficult. Industrial equipment will be threatened and should be relocated to avoid damage.
20 ft
Minor flooding begins.
17 ft
Action stage.
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 22, 1973 | 27.28 ft | 730,000 cfs |
| Mar 2, 1950 | 27 ft | — |
| Jun 1, 1961 | 26.6 ft | — |
About This Gauge
USGS Site
NWS LID
BLRL1
River
Atchafalaya River
County
St. Martin, LA
Coordinates
30.2814°N, 91.6867°W
Get Flood Alerts for Atchafalaya 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 Atchafalaya River above Butte La Rose?
The Atchafalaya River above Butte La Rose gauge is maintained by USGS (site 07381515) 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 Atchafalaya River above Butte La Rose?
The NWS-defined flood stage for Atchafalaya River above Butte La Rose is 20 feet. Action stage begins at 17 feet. Moderate flooding starts at 25 feet, and major flooding at 28 feet.
How do I get alerts when Atchafalaya River rises?
Download StormCast free on Google Play, go to River Gauges, and add Atchafalaya River above Butte La Rose 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 Atchafalaya River above Butte La Rose gauge located?
The gauge is located in St. Martin County, Louisiana at coordinates 30.2814°N, 91.6867°W. USGS site number: 07381515. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: United States Geological Survey, Observations courtesy of U.S. Geological Survey, 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 48 hours into the future from the forecast issuance time.