Surface Analysis Using DEM in ArcGIS Pro

Mai Alfadel
Mai Alfadel

April 25, 2026

This project analyzes terrain characteristics in part of the Red Sea Hills, East Sudan using Surface Analysis tools in ArcGIS Pro.

A Digital Elevation Model (DEM) was used as the primary input to derive key terrain attributes. First, elevation data was visualized and contour lines were generated to represent changes in terrain height. Then, slope analysis was performed to identify variations in terrain steepness, highlighting flat areas versus steep mountainous regions.

Aspect analysis was also conducted to determine the direction each slope faces (north, south, east, west), which is important for environmental and planning applications.

All outputs (Elevation, Slope, and Aspect) were processed, classified, and symbolized to clearly represent terrain patterns. The final maps provide insights into topography and can support applications such as land suitability, infrastructure planning, and environmental analysis.


Plug-ins used

Spatial Analyst Extension

tags

aspectDEMGISSlopeSurface AnalysisTerrain Analysis

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