Site suitability

tr_site_suitability

Ngong Hills and the Rift Valley escarpment, Kajiado, KenyaSuitability1 call
What it does

Weighted overlay of named terrain criteria (or a preset: site, buildability, mineability, solar) with constraints; distance criteria may use the caller's own layers.

Like Suitability Modeler / Weighted Overlay in ArcGIS Pro and Raster calculator (weighted overlay) in QGIS. Run by the product's terrain engine on 30 m cells from Copernicus DEM GLO-30 (full resolution): 740 x 930 = 688,200 cells; no model was called.

Site suitability (default criteria)

verified: 4 checks passed

Site suitability: 0.0% excellent, 0.4% good; mean score 48/100; 0.6% excluded by constraints.

Site suitability (default criteria)
Site suitability (default criteria)

Parameters

ParameterValue
cell_size_m30
presetsite

Numbers

MeasureValue
weights.elevation0.3636
weights.slope_deg0.2727
weights.wetness0.3636
presetsite
score.min0
score.max60.23
score.mean48.47
score.median49.78
dem.rows740
dem.cols930
dem.cell_m30
dem.crsEPSG:32737
dem.missing_frac0
dem.elev_min_m1,562
dem.elev_max_m2,456
dem.elev_mean_m1,824
dem.relief_m894.3
dem_source.kindcopernicus
dem_source.native_res_m30.91
dem_source.crsEPSG:4326
dem_source.datasetCopernicus DEM GLO-30

Notes

  • DEM: Copernicus DEM GLO-30 (open data; cached). Copernicus DEM GLO-30: produced using Copernicus WorldDEM-30 (c) DLR e.V. 2010-2014 and (c) Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA
  • the grid (30 m) is finer than the DEM (30.9 m): values between DEM samples are interpolated

Layers

Files

LayerMade byKindFeaturesFile
Terrain: Site suitability score (0-100)tr_site_suitabilityraster imagePNG 1,249 KB
Terrain: Site suitability classestr_site_suitabilityraster imagePNG 97 KB
Terrain: Best site suitability areastr_site_suitabilitypolygons1GeoJSON 0 KB