I have a DEM of a river basin and I want to delineate sub-basins for certain points of which I have the coordinates.
Can you suggest an AUTOMATIC method in MATLAB or in GIS to do it?
You can follow this youtube tutorial
- https://youtu.be/1dJvvk85n1k
You can also follow these articles -
http://sites.tufts.edu/gis/files/2013/11/Watershed-and-Drainage-Delineation-by-Pour-Point.pdf
http://desktop.arcgis.com/en/arcmap/10.3/tools/spatial-analyst-toolbox/snap-pour-point.htm
You can also download HEC-GeoHMS to work in GIS environment and delineate sub basins. It is really good one to delineate sub basins.
Dear Gabriele Giuliani
r.stream.basins - GRASS GIS manual flow link: https://grass.osgeo.org/grass76/manuals/.../r.stream.basins.html
View TAUDEM in QGIS.
Regards
Leônidas Luiz Volcato Descovi Filho I have already used that algorithm and after w.watershed.outlet, but it is not an automatic procedure. I also have a problem with the Python code if I send this last algorithm in series.
Thanks a lot for the answer|
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