R/SaddlePeaks.Rd.R

In USGS-R/smwrData: Example hydrologic data to support statistical methods in water resources

#' Annual Peak Streamflow
#' 
#' Annual peak discharges, 1925--1989, for the Saddle River at Lodi, New
#' Jersey, USGS station number 01391500.
#' 
#' 
#' @name SaddlePeaks
#' @docType data
#' @usage SaddlePeaks
#' @format Data frame with 65 rows and 2 columns\cr
#' \tabular{lll}{ 
#' Name \tab Type \tab Description\cr
#' Year \tab integer \tab Water year\cr
#' Flow \tab integer \tab Annual peak flow\cr
#' } Note: the annual peak flow rates are in
#' cubic feet per second.
#' @references Helsel, D.R., and Hirsch, R.M., 2002, Statistical methods in
#' water resources: U.S. Geological Survey Techniques of Water-Resources
#' Investigations, book 4, chap. A3, 522 p.
#' @source Appendix C1 in Helsel and Hirsch (2002). Channelization occurred in
#' 1968.
#' @keywords datasets
#' @examples
#' 
#' data(SaddlePeaks)
#' # The data are approximately log-normally distributed
#' qqnorm(SaddlePeaks$Flow, log='y')
#' with(SaddlePeaks, abline(mean(log10(Flow)), sd(log10(Flow))))
#' 
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