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Download Data & Maps from The National Map

The National Map Downloader is the primary search and download application for USGS topographic maps and base-layer GIS data.

The National Map Viewer

Use The National Map Viewer to explore GIS data, see availability of USGS topographic maps, and create your own web map.

The 3D Elevation Program: Understanding Natural Hazards in Three Dimensions

 

This story map provides an overview of the 3D Elevation Program (3DEP) and highlights how lidar data support hazards applications for volcanoes, earthquakes, landslides, hurricanes, flooding, drought and wildfires. An assessment of 3DEP data coverage as of June 2020 for high-risk areas of landslides, fires and hurricanes is presented.