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08 February 2006

MACDEM - Digital Elevation Model Sources

http://www.treeswallow.com/macdem/sources.html
DEM Files - Where to Get Them

Format Resolution Coverage
Seamless (below) 1 arcsec (~30 m)
1/3 arcsec (~10 m) U.S.
1-degree DEM (below) 3 arcsec (~100 m) U.S.
7.5-minute DEM (below) 30 m U.S.
DTED Level 0 (below) 30 arcsec (~1 km) Worldwide
GTOPO30 (USGS) 30 arcsec (~1 km) Worldwide
GLOBE (NOAA) 30 arcsec (~1 km) Worldwide
TerrainBase (NOAA)
(get .bin and .hdr file) varies Worldwide
.....


Please note that the above details were correct on the day this post was published. To suggest an update, please email the site's editor at tmciolek@ciolek.com