3DEP DEM Viewer Visualizations Wheeler Peak , New Mexico (NM)
Detailed Description
The USGS 3DEP DEM viewer may be accessed at: https://apps.nationalmap.gov/3depdem
Left to right:
Aspect
A color visualization of the compass direction that a hillside or slope faces, measured clockwise in degrees from 0 (due north) to 360 (again due north)
Contour
Lines that connect locations of equal elevation generated with specified intervals and options for smoothing to create more cartographically pleasing contours
Elevation Tinted Hillshade
Combines hillshade with a color tint applied to the same terrain to represent elevation
Hillshade
Generated by setting a solar azimuth of 315 degrees and solar altitude of 45 degrees position to calculate the illumination values of each cell in relation to neighboring cells
Multi-directional Hillshade
The hillshade computed from 6 different directions
Slope
A color visualization of the maximum rate of change in value from that cell to its neighbors; flat surfaces are gray, shallow slopes are yellow and steep slopes are orange
Sources/Usage
Public Domain.