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| Earth Resources Observation and Science (EROS) |
The map below displays the 30 arc second (roughly 1 KM)
African DEM. DEMs can take several forms such as: a square
grid, a triangular irregular network (TIN), and contour based
(Moore, 1991). This DEM is
a square array comprised of 9604 rows by 9604 columns. The
colors on the legend represent ranges of ground elevations in
feet.
Return to Delineation of Drainage Basins Title Page
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For further assistance, please contact: Customer Services U.S. Geological Survey Center for Earth Resources Observation and Science (EROS) 47914 252nd Street Sioux Falls, SD 57198-0001 Tel: 800-252-4547 Tel: 605-594-6151 Fax: 605-594-6589 Email: custserv@usgs.gov Business Hours: Monday thru Friday, 8:00 a.m. to 4:00 p.m., central time |
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