| Elevation Products | Description | Search/Order | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| National Elevation Dataset (NED) | Seamless 10- and 30-meter digital raster elevation data covering the conterminous U.S., Alaska, Hawaii, Puerto Rico, and Virgin Islands. Features periodic updates to incorporate the best available source data (primarily USGS 10 and 30-meter DEMs). | |||||||||
| Shuttle Radar Topography Mission (SRTM) | 1 arc second (30 meter posting) of continental United States. Periodic updates will include 3 arc second (90 meter posting) of continents received in order of North America, South America, Australia, Eurasia, Africa, North & South Pacific, and North & South Atlantic. | |||||||||
Shuttle Radar Topography Mission (SRTM) DTED® |
3 arc second (90 meter) SRTM DTED® Level 1 "Finished" data derived from SRTM IFSAR data. Monthly updates include new data/locations, as they are completed. | |||||||||
| 1 arc second (30 meter) SRTM DTED® Level 2 "Finished" data derived from SRTM IFSAR data. 1 arc second (30 meter) is only available for the United States and territorial islands. | ||||||||||
| Shuttle Radar Topography Mission SRTM Format |
3 arc second (90 meter) SRTM data in SRTM Format is distributed by the USGS EROS Data Center on CDROM. The SRTM Format is created from the SRTM DTED® Level 1 "Finished" product supplied by NGA. Monthly updates include new data/locations, as they are completed | |||||||||
| 1 Arc second (30 meter) SRTM "Finished" Data in SRTM format is distributed by the USGS EROS Data Center on DVD. The SRTM format is created from the SRTM DTED® Level 2 "Finished" product supplied by the NGA. | SRTM Format 1 arc second (30 meter) Index Map Digital Elevation Models (DEMs) |
Digital raster elevation data based on USGS topographic quads. |
Global 30 Arc-Second Elevation Dataset (GTOPO30) |
Global 1-km digital raster data derived from a variety of sources. |
HYDRO1K |
A global hydrologic database derived from 1996 GTOPO30 data.
| |
|
EDC Image Gallery A special collection of images that record events of historic significance, beautiful sights or images that stir the imagination. | |||||
|
| DOI | USGS HOME | Biology | Geology | Mapping | Water | EROS HOME |
U.S. Department of the Interior |
U.S. Geological Survey (USGS) | EROS Data Center (An official website of the U.S. government.)
Please read this general Disclaimer URL: http://edc.usgs.gov//products/elevation.html Maintainer: Contact Us email at edcweb@usgs.gov Last Update:Wednesday, March 24, 2004 Important Notices 
|
