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\name{retrieveNWISData}
\alias{retrieveNWISData}
\title{Data Import for USGS NWIS Data}
\usage{
retrieveNWISData(siteNumber, ParameterCd, StartDate,
EndDate, StatCd = "00003", interactive = TRUE)
}
\arguments{
\item{siteNumber}{string USGS site number. This is
usually an 8 digit number}
\item{ParameterCd}{string USGS parameter code. This is
usually an 5 digit number.}
\item{StartDate}{string starting date for data retrieval
in the form YYYY-MM-DD.}
\item{EndDate}{string ending date for data retrieval in
the form YYYY-MM-DD.}
\item{StatCd}{string USGS statistic code. This is usually
5 digits. Daily mean (00003) is the default.}
\item{interactive}{logical Option for interactive mode.
If true, there is user interaction for error handling and
data checks.}
}
\value{
retval dataframe with agency, site, dateTime, value, and
code columns
}
\description{
Imports data from NWIS web service. This function gets
the data from here: \url{http://waterservices.usgs.gov/}
A list of parameter codes can be found here:
\url{http://nwis.waterdata.usgs.gov/nwis/pmcodes/} A list
of statistic codes can be found here:
\url{http://nwis.waterdata.usgs.gov/nwis/help/?read_file=stat&format=table}
}
\examples{
# These examples require an internet connection to run
rawDailyFlowData <- retrieveNWISData('01594440','00060', '1985-01-01', '1985-01-31')
rawDailyTemperatureData <- retrieveNWISData('05114000','00010', '1985-01-01', '1985-01-31', StatCd='00001',interactive=FALSE)
}
\keyword{USGS}
\keyword{data}
\keyword{import}
\keyword{service}
\keyword{web}