SAGA 9.4.2 | Tool Library Documentation

Flow Accumulation (Mass-Flux Method)


Description

The Mass-Flux Method (MFM) for the DEM based calculation of flow accumulation as proposed by Gruber and Peckham (2008). !!!UNDER DEVELOPMENT!!! To be done: solving the streamline resolution problem


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationgrid, inputDEM--
OutputFlow Accumulationgrid, outputAREA--
Gridsgrid list, output, optionalQUARTERS_GRIDS--
Flow Linesshapes, output, optionalFLOW_LINES--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Flow Split MethodchoiceMETHOD-Available Choices: [0] flow width (original) [1] cell area Default: 0
Create Quarter Cell InformationbooleanQUARTERS-Default: 0

Command Line


Usage: saga_cmd ta_hydrology 18 [-DEM ] [-AREA ] [-METHOD ] [-QUARTERS ] [-QUARTERS_GRIDS ] [-FLOW_LINES ]
  -DEM:           	Elevation
	grid, input
  -AREA:          	Flow Accumulation
	grid, output
  -METHOD:        	Flow Split Method
	choice
	Available Choices:
	[0] flow width (original)
	[1] cell area
	Default: 0
  -QUARTERS:      	Create Quarter Cell Information
	boolean
	Default: 0
  -QUARTERS_GRIDS:	Grids
	grid list, output, optional
  -FLOW_LINES:    	Flow Lines
	shapes, output, optional