USGS - science for a changing world
National Severe Storms Laboratory Environmental Protection Agency

Elevation Derivatives for National Applications (EDNA)

EDNA Stage 1 Data Layers

Shaded Relief (34K)

Shaded Relief

File Type:   Grid -Integer
Valid Values:  0-254
Description: : Created from the original digital elevation model grid using the 'hillshade' function.

  • sun azimuth = 315 degrees
  • sun elevation = 60 degrees
  • verical exaggeration factor of 5x

Accessibility FOIA Privacy Policies and Notices logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information:
Page Last Modified: May 25, 2005