Extract Outlets

Running programmatically

Extract Outlets (pour points) from a Flow Direction raster (D8 or D-infinity).

Inputs:

Outputs:

Example:

An example of Extract Outlets output (the red points). For some of the extracted points the Flow Accumulation will be too low to delineate a stream.

Notes:

Running Programmatically

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Parameters

Expression Explanation
Function Name ExtractOutlets
<input raster> A String representing the input Flow Direction raster dataset.
<OutputLayer> A String - the full name of the output feature layer

Running the function

ETSPath used in the table below is the full path to ETSRun.exe (E.G. "C:\Program Files\ETSpatial Techniques\ETSurface\ETSRun.exe")

UnitsDegrees
Language Syntax
Python subprocess.call([ETSPath, "ExtractOutlets", "input raster", "OutputLayer"])
.NET using ETSRun.exe StartInfo.FileName = ETSPath
StartInfo.Arguments = "ExtractOutlets" "input raster" "OutputLayer"
.NET using ETSOutX.dll ExtractOutlets(input raster, OutputLayer)
ArcPy arcpy.ExtractOutlets("input raster", "OutputLayer")

Notes:

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