c_composite_CN: Composite CN (Curve Number) with Connected Impervious Area

In iemisc: Irucka Embry's Miscellaneous Functions

Composite CN (Curve Number) with Connected Impervious Area

Description

This function computes the composite CN (Curve Number) for connected impervious areas.

Usage

c_composite_CN(pervious_CN, impervious)

Arguments

pervious_CN	numeric vector containing the pervious runoff curve number
impervious	numeric vector containing the percent imperviousness

Value

the Composite Runoff Curve Number as a single numeric vector, in the range [0, 100]

Note

Note: Please refer to iemiscdata: Weighted CN Calculations Using the Composite CN vignette in the iemiscdata package

Author(s)

Irucka Embry

References

United States Department of Agriculture Natural Resources Conservation Service Conservation Engineering Division, "Urban Hydrology for Small Watersheds Technical Release 55 (TR-55)", June 1986, pages 2-11 - 2-16, https://web.archive.org/web/20230810204711/https://directives.sc.egov.usda.gov/OpenNonWebContent.aspx?content=22162.wba [Recovered with the Internet Archive: Wayback Machine]

iemisc documentation built on June 22, 2024, 9:45 a.m.