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Local Info
Critical Stages
35' - Action40' - Flood44' - Moderate Flood50' - Major Flood
Atchafalaya River - Gauge SMML1
Simmesport, LA
Lat: 30.98N, Lon: 91.80W
 
Latest Observation
Updated: 8:30 PM CDT 10/22/25
Stage:4.49 ft
Flow:63.4 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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