Tool Name	Edge Contamination
Tool ID	13
Library ID	ta_hydrology
Version	1.0
Author(s)	V.Olaya (c) 2004

Description

This tool uses flow directions to estimate possible contamination effects moving from outside of the grid passing the edge into its interior. This means that derived contributing area values might be underestimated for the marked cells. Cells not contamined will be marked as no data.

Parameters

Name	Type	Identifier	Constraints
Input
Elevation	grid, input	ELEVATION
Output
Edge Contamination	grid, output	CONTAMINATION
Options
Method	choice	METHOD	Available Choices: [0] single flow direction [1] multiple flow direction Default: 0