R/data-cn_urban.R

In iemiscdata: Irucka Embry's Miscellaneous Data Collection

#' Table 2-2a: Runoff curve numbers for urban areas
#'
#' A table containing curve numbers for urban areas.
#'
#'
#'
#' @format A data.table data frame with 34 rows and 6 variables:
#' \describe{
#' item{Cover type and hydrologic condition}{Urban cover type and the hydrologic condition}
#' item{Average percent impervious area *2}{The average impervious area percent, if any}
#' item{Curve numbers for hydrologic soil group A}{Curve numbers for soil group A}
#' item{Curve numbers for hydrologic soil group B}{Curve numbers for soil group B}
#' item{Curve numbers for hydrologic soil group C}{Curve numbers for soil group C}
#' item{Curve numbers for hydrologic soil group D}{Curve numbers for soil group D}
#' }
#'
#'
#' @source
#' United States Department of Agriculture Natural Resources Conservation Service Conservation Engineering Division, "Urban Hydrology for Small Watersheds Technical Release 55 (TR-55)", June 1986, \url{https://directives.sc.egov.usda.gov/OpenNonWebContent.aspx?content=22162.wba}
#'
#'
#'
#'
"cn_urban"
#> [1] "cn_urban"