chn_geom: Channel Shape

Description Usage Arguments Details Value

Description

Calculates metrics that describe shape of the COMIDs wihtin a network

Usage

1
chn_geom(network, elevslope)

Arguments

network

a single network extracted from NHDPlusV2

elevslope

NHDPlusV2 elevation slope table, elevslope.dbf"

Details

Elevation is the mean of the smoothed max and min elevation

Sinuosity is COMID length divided by straight line length

Value

data.frame of NHDPlusV2 attributes: slope (SLOPE), smoothed maximum MAXELEVSMO and minimum elevation (MINELEVSMO) and COMID length (LENGTHKM), mean elevation (elev) and channel sinuosity (sinuosity).


dkopp3/MMASN documentation built on Dec. 20, 2021, 12:07 a.m.