ml17: Function to return the ML17 hydrologic indicator statistic...

In jlthomps/EflowStats: Returns HIT/HAT Hydrologic Indicator stats for a given set of data

Description

This function accepts a data frame that contains a column named "discharge" and calculates the base flow. Compute the mean annual flows. Compute the minimum of a 7-day moving average flow for each year and divide them by the mean annual flow for that year. ML17 is the mean (or median-Use Preference option) of those ratios (dimensionless-temporal).

Usage

  ml17(qfiletempf, pref = "mean")

Arguments

qfiletempf	data frame containing a "discharge" column containing daily flow values
pref	string containing a "mean" or "median" preference

Value

ml17 numeric value of ML17 for the given data frame

Examples

qfiletempf<-sampleData
ml17(qfiletempf)

jlthomps/EflowStats documentation built on May 19, 2019, 12:48 p.m.