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    FederalNOAA NEXt-Generation RADar (NEXRAD) Products NGDANational Oceanic and Atmospheric Administration, Department of Commerce — This dataset consists of Level III weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,...
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    FederalMultibeam Bathymetry Database (MBBDB) NGDANational Oceanic and Atmospheric Administration, Department of Commerce — Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat...
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    FederalCoastal Digital Elevation Models (DEMs)National Oceanic and Atmospheric Administration, Department of Commerce — Digital elevation models (DEMs) of U.S. and other coasts that typically integrate ocean bathymetry and land topography. The DEMs support NOAA's mission to understand...
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    FederalTIGER/Line Shapefile, 2018, nation, U.S., Current County and Equivalent National ShapefileU.S. Census Bureau, Department of Commerce — The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...
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    FederalMarine Trackline Geophysical Database NGDANational Oceanic and Atmospheric Administration, Department of Commerce — This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is...
