IHA: This package implements The Nature Conservancy's Indicators of Hydrologic Alteration software in R.
Version 0.2-41

The Nature Conservancy's web page at http://conserveonline.org/workspaces/iha describes the software and has illustrations of it's use. The IHA R package does not currently implement the EFC component of the software.

Browse man pages Browse package API and functions Browse package files

AuthorJason Law
Date of publication2013-06-27 16:33:19
MaintainerJason Law <jason.e.law@gmail.com>
LicenseGPL-2
Version0.2-41
Package repositoryView on R-Forge
InstallationInstall the latest version of this package by entering the following in R:
install.packages("IHA", repos="http://R-Forge.R-project.org")

Man pages

bullrun: Bull Run river flow data
change.rate: Calculate change rate for a vector
flow.duration: Plot a flow duration curve
group1: Magnitude of monthly water conditions
group2: Calculates the group2 IHA statistics
group2Funs: Calculates group2 statistics from a matrix of rolling means
group3: Calculate the group 3 IHA parameters.
group4: Calculate the group 4 IHA parameters.
group5: Calculate the group 5 IHA parameters.
IHA-package: Indicators of Hydrologic Alteration
internal: Internal functions in IHA
plotDischarge: Plot discharge
plot.group1: Plot group1 statistics
plotGroup1: Plot group1 statistics
read.flow: Reads a rdb formatted data file from the USGS web site or...
runmean.iha: Calculate rolling means for group2 statistics
water.month: Extract the month of the water year from a date or time...
water.year: Return a string giving the water year for a date
which.min.zoo: Calculate the date of a extreme value for a zoo series
yday2: Calculate the day of the year as TNC does in their IHA...

Functions

IHA Man page
IHA-package Man page
annual.extrema Man page
as.data.frame.rle Man page
baseflow.index Man page Source code
bullrun Man page
change.rate Man page Source code
circ.mean Man page Source code
flow.duration Man page Source code
group1 Man page
group2 Man page
group2Funs Man page Source code
group3 Man page
group4 Man page
group5 Man page
maxdate Man page
meandiff Man page
mindate Man page
monotonic.segments Man page
plot.group1 Man page
plotDischarge Man page
plotGroup1 Man page
pulse.location Man page
pulse.numbers Man page
pulses Man page Source code
read.flow Man page Source code
rezero.year Man page
rle.end Man page
rle.start Man page
runmean.iha Man page Source code
water.month Man page Source code
water.month.default Source code
water.month.numeric Source code
water.year Man page Source code
which.max.zoo Man page Source code
which.min.zoo Man page Source code
which.range.zoo Man page Source code
yday2 Man page Source code
years Man page

Files

DESCRIPTION
NAMESPACE
R
R/annual.extrema.R
R/as.data.frame.rle.R
R/baseflow.index.r
R/bullrun-data.R
R/circ.mean.R
R/flow.duration.r.R
R/group1.R
R/group2.R
R/group3.R
R/group4.R
R/group5.R
R/leap.years.R
R/maxdate.R
R/meandiff.R
R/mindate.R
R/monotonic.segments.R
R/pkg-package.R
R/plot.group1.R
R/plotDischarge.R
R/plotGroup1.R
R/pulse.location.R
R/pulse.numbers.R
R/pulses.R
R/read.flow.r
R/rezero.year.R
R/rle.start.R
R/water.year.R
R/which.min.zoo.R
R/yday2.R
R/years.R
data
data/bullrun.rda
data/willamette.rda
inst
inst/unitTests
inst/unitTests/data
inst/unitTests/data/Roanoke_River_NC_02080500.usgs
inst/unitTests/data/roanoke.csv
inst/unitTests/tests.R
man
man/IHA-package.Rd
man/bullrun.Rd
man/change.rate.Rd
man/flow.duration.Rd
man/group1.Rd
man/group2.Rd
man/group2Funs.Rd
man/group3.Rd
man/group4.Rd
man/group5.Rd
man/internal.Rd
man/plot.group1.Rd
man/plotDischarge.Rd
man/plotGroup1.Rd
man/read.flow.Rd
man/runmean.iha.Rd
man/water.month.Rd
man/water.year.Rd
man/which.min.zoo.Rd
man/yday2.Rd
IHA documentation built on May 21, 2017, 1:05 a.m.