National Wetlands Inventory Program Fact Sheet

The National Wetlands Inventory (NWI) provides users with scientifically-based information on wetlands and deepwater habitats to promote the understanding and conservation of the Nation’s wetland resources through research, education, resource management and policy development.

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Fact Sheet
Program
Large pool of water surrounded by low tundra grasses under cloud covered sky.
The U.S. Fish and Wildlife Service is the principal federal agency tasked with providing information to the public on the extent and status of the nation’s wetland and deepwater habitats, as well as changes to these habitats over time.