SAGA-GIS Tool Library Documentation (v7.2.0)

Tool Flow Accumulation (QM of ESP)

Calculation of flow accumulation, aka upslope contributing area, with the multiple flow direction method after Freeman (1991).


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputDEMGrid (input)DEM--
OutputContributing AreaGrid (output)FLOW--
OptionsGrid systemGrid systemPARAMETERS_GRID_SYSTEM--
PreprocessingChoicePREPROC-Available Choices:
[0] none
[1] fill sinks temporarily
[2] fill sinks permanently
Default: 1
Fill IncrementFloating pointDZFILL-Minimum: 0.000000
Default: 0.010000

Command-line

Usage: saga_cmd sim_qm_of_esp 2 [-DEM <str>] [-FLOW <str>] [-PREPROC <str>] [-DZFILL <double>]
  -DEM:<str>      	DEM
	Grid (input)
  -FLOW:<str>     	Contributing Area
	Grid (output)
  -PREPROC:<str>  	Preprocessing
	Choice
	Available Choices:
	[0] none
	[1] fill sinks temporarily
	[2] fill sinks permanently
	Default: 1
  -DZFILL:<double>	Fill Increment
	Floating point
	Minimum: 0.000000
	Default: 0.010000