LOUISIANA FLOW REPORT

Last Updated: April 19, 2026

Streamflow levels across Louisiana are currently 58.0% of normal, with the Mississippi River At Baton Rouge reporting the highest discharge in the state with 496000cfs and gauge stage of 19.71 ft. Meanwhile, the Mermentau River At Mermentau is seeing a spike in streamflows today after experiencing a 31244.9% increase since yesterday, and currently running at 2890cfs.

Maximum gauge stage in the state was last observed at the Mississippi River At Baton Rouge, currently reporting a stage of 19.71ft. The Bayou Lafourche Sw Of Donaldsonville in the East Central Louisiana Coastal watershed is surging for this time of year at 503cfs, about 54.4% of normal.