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Federal
U.S. Interagency Elevation Inventory (USIEI) - Data Download
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Interagency Elevation Inventory (USIEI) displays high-accuracy topographic and bathymetric data for the United States and its territories. The project is a... -
Federal
United States Interagency Elevation Inventory (USIEI)
National Oceanic and Atmospheric Administration, Department of Commerce —
A nationwide listing of known publicly available high-accuracy topographic and bathymetric source elevation data for the United States and its territories. The... -
Federal
2005 Hawaii IfSAR Digital Terrain Model (DTM)
National Oceanic and Atmospheric Administration, Department of Commerce —
Intermap DEMs populate its data store. The DEM products are generated using Intermap's STAR technology (Interferometric Synthetic Aperture Radar). The system is... -
Federal
2002/2003 IfSAR data for Southern California: Digital Elevation Model (NAVD88)
National Oceanic and Atmospheric Administration, Department of Commerce —
This metadata document describes the collection and processing of topographic elevation point data derived from Interferometric Synthetic Aperture Radar (IfSAR)... -
Federal
2002/2003 IfSAR data for Southern California: Radar Reflectance Image
National Oceanic and Atmospheric Administration, Department of Commerce —
This metadata document describes the collection and processing of topographic elevation point data derived from Interferometric Synthetic Aperture Radar (IfSAR)...