SaddlePeaks: Annual Peak Streamflow

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

Annual Peak Streamflow

Description

Annual peak discharges, 1925–1989, for the Saddle River at Lodi, New Jersey, USGS station number 01391500.

Usage

SaddlePeaks

Format

Data frame with 65 rows and 2 columns

Name	Type	Description
Year	integer	Water year
Flow	integer	Annual peak flow

Note: the annual peak flow rates are in cubic feet per second.

Source

Appendix C1 in Helsel and Hirsch (2002). Channelization occurred in 1968.

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.

Examples

data(SaddlePeaks)
# The data are approximately log-normally distributed
qqnorm(SaddlePeaks$Flow, log='y')
with(SaddlePeaks, abline(mean(log10(Flow)), sd(log10(Flow))))

USGS-R/smwrData documentation built on Oct. 18, 2022, 9:56 a.m.