D8 Extreme Upslope Value d8flowpathextremeup Stream Network Analysis tools ParameterRaster|-p|D8 Flow Directions Grid|False ParameterRaster|-sa|Upslope Values Grid|False ParameterVector|-o|Outlets Shapefile|0|True ParameterBoolean|-nc|Check for edge contamination|True ParameterBoolean|-min|Use max upslope value|True OutputRaster|-ssa|Extereme Upslope Values Grid