How to calculate a Terrain Volume with QGIS3 - Tutorial

RasterTerrain.jpg

Calculate volumes is an easy task on QGIS 3 with the use of SAGA GIS tools under the Processing toolbox. Raster volumes can be calculated above or below a base level and two other specific calculation, input rasters need to be in UTM. These type of calculation is useful for earth movement, reservoir design, risk analysis and other spatial analysis.

The tutorial presented on this post shows the complete procedure to calculate the raster volume above a base level on QGIS3.

Tool location: Processing ­> SAGA > Raster Volume

Tutorial

Input data

You can recreate the tutorial with the input data given in this link.

Saul Montoya

Saul Montoya es Ingeniero Civil graduado de la Pontificia Universidad Católica del Perú en Lima con estudios de postgrado en Manejo e Ingeniería de Recursos Hídricos (Programa WAREM) de la Universidad de Stuttgart con mención en Ingeniería de Aguas Subterráneas y Hidroinformática.

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