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USGS Interactive Flood Maps

The most recent flood data available is presented here in an easy-to-use layout. Most areas are grouped by common drainage basins, but a few are determined by political boundaries, so some areas overlap others. Get the information you need by selecting from the list below:

NOTICE: Currently, only the Amite and Comite Rivers, Ascension Parish, and the Shreveport Area are fully functional. The other areas are still under development and will be added as they are completed. These links will take you back to our home page for the time being.

USGS—National

USGS Headquarters

USGS Biology Discipline

USGS Geology Discipline

USGS Geography Discipline

USGS Water Discipline

Louisiana Links

Louisiana government web portal

National Weather Service—Louisiana Weather

NOAA National Data Buoy Center

EPA's Surf Your Watershed

Amite and Comite Rivers

Ascension Parish

Atchafalaya River

Barataria Basin—Lake Salvador, Lake Cataouatche, Davis Pond, and Grand Isle

Breton Sound

Calcasieu River

Mermentau River

Mississippi River

Ouachita, Tensas, Dugdemona Rivers, Bayou D'arbonne, and Catahoula Lake

Pearl and Bogue Chitto Rivers

Pontchartrain Basin—Amite, Comite, Tickfaw, Tangipahoa, and Tchefuncta Rivers

Red River

Sabine River

Shreveport Area—Caddo and Bossier Parishes

Terrebonne Basin—Bayou Lafourche, Bayou Grosse Tete,  and Lake Verret

Vermilion River and Bayou Teche