discharge (version 1.0.0)

lp3Events: Find 2- and 10-year return levels

Description

Uses the method of moments to find the 2- and 10-year droughts and floods under the Log-III Pearson distribution.

Usage

lp3Events(x)

Arguments

x

Object of class "streamflow".

Value

A list with items

Q2

2-year high return level.

Q10

10-year high return level.

L2

2-year low return level.

L10

10-year low return level.

Details

Return levels are calculated using the method of moments through the package "lmom". High return levels (floods) are calculated using annual maxima of the raw (log normalized) data, while the low return levels (droughts) are calculated using annual mimima of the 7-day moving averages.

Examples

# NOT RUN {
data(sycamore)
syc.sf<-asStreamflow(sycamore)
lp3Events(syc.sf)

# }