world elevation data

Elevation Data- Digital Elevation Models

Elevation Data (Digital Elevation Models)

United States Digital Elevation Models- A digital elevation model (DEM) is a 3D digital representation of ground surface topography or terrain. Digital Data Services, Inc. offers United States Digital Elevation Models in 3, 5, 10, 30, 90, and 300 meter resolutions. With a wide-variety of resolutions and delivered file formats possible, DDS can offer you the right DEM product for your needs.


International Digital Elevation Models- DDS offers worldwide coverage of Digital Elevation Models at 5 meter, 30 meter, 90 meter, and 1 kilometer resolutions.

Custom Digital Elevation Models- DDS offers custom DEM creation from topographic maps or from stereo satellite imagery.


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