Louisiana Flood Zone Map
FEMA flood zone data for 2 cities in Louisiana. Select a city below to see its local flood polygon map, zone breakdown, and major waterways.
City locations in Louisiana
Flood Risk in Louisiana
New Orleans is largely below sea level, surrounded by the Mississippi River, Lake Pontchartrain, and the Gulf of Mexico. The city contains an extensive network of levees and pump stations, and a large portion of its land area falls within FEMA high-risk flood zones.
Cities near rivers, coastlines, and tidal estuaries carry the most FEMA-mapped Special Flood Hazard Area (SFHA) acreage. Select a city card below to see its specific zone breakdown and local waterway map.
FEMA OpenFEMA NFIP Redacted Claims v3 counts 485,743 NFIP claims in Louisiana, including 72,162 since 2016; see the national claims-by-state table.