GIS Resources

Several federal agencies provide data, imagery and tools to view, manage and analyze GIS data. The subpages off this web page offer links to data and tools provided by the US Geological Survey (USGS), the National Aeronautics and Space Administration (NASA), the National Oceanic and Atmospheric Administration (NOAA),  the United States Department of Agriculture (USDA), the United States Census, the U.S. Environmental Protection Agency (EPA),  the Federal Emergency Management Agency (FEMA) and the Federal Geographic Data Committee  (FGDC).