Aquaplex Canyon: 3D Valley Model

An interactive wireframe of Aquaplex Canyon at San Diego State University, built in R from a 1-meter USGS LiDAR-derived DEM. The red surface is a custom east-west reference plane across the canyon rim; the space between it and the terrain below is the eroded valley volume, estimated at 191,139 m³.

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Data
USGS 1 m LiDAR DEM, UAV SfM photogrammetry
Tools
R (terra, sf, rgl), ArcGIS Pro
Result
191,139 m³ valley volume
Course
GEOG 401: Geomorphology, SDSU
Instructor