FEMA National Flood Hazard Layer
FEMA
- License
- Public domain
- Commercial
- Yes
- Format
- Shapefile
- Coverage
- U.S., county/state downloads
- Last updated
- Added to findgis 27 Oct 2026
The national flood-hazard polygons are packaged as county and state shapefiles.
Source and attribution
- Publisher
- FEMA
- License
- Public domain
- Commercial use
- Yes
- Attribution required
- No
- Modification allowed
- See publisher
- Redistribution allowed
- See publisher
- Share-alike
- No
- Region
- United StatesUS
- Type
- Vector
- Extent
- -179.1517.88-66.9571.39West, south, east, north. Approximate region extent.
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