The Manual on Low-flow Estimation and Prediction, published by the World Meteorological Organisation (WMO), gives a comprehensive summary on how to analyse stream flow data focusing on low-flows. This packages provides functions to compute the described statistics and produces plots similar to the ones in the manual.
Get the released version from CRAN:
install.packages("lfstat")
There is also an R-Commander Plugin “RcmdrPlugin.lfstat” which provides a graphical user interface for a subset of the functionality provided by lfstat.
install.packages("RcmdrPlugin.lfstat")