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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.

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

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Page Last Modified: May 25, 2005