dataRetrieval: importWaterML2 – R documentation

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importWaterML2

Parse the WaterML2 timeseries portion of a waterML2 file

Description

Returns data frame columns of all information with each time series measurement; Anything defined as a default, is returned as an attribute of that data frame.

Usage

importWaterML2(input, asDateTime = FALSE, tz = "UTC")

Arguments

`input`	XML with only the wml2:MeasurementTimeseries node and children
`asDateTime`	logical, if `TRUE` returns date and time as POSIXct, if `FALSE`, character
`tz`	character to set timezone attribute of datetime. Default is an empty quote, which converts the datetimes to UTC (properly accounting for daylight savings times based on the data's provided time zone offset). Possible values are "America/New_York","America/Chicago", "America/Denver","America/Los_Angeles", "America/Anchorage","America/Honolulu","America/Jamaica","America/Managua","America/Phoenix", and "America/Metlakatla"

Examples

baseURL <- "https://waterservices.usgs.gov/nwis/dv/?format=waterml,2.0"
URL <- paste(baseURL, "sites=01646500",
     "startDT=2014-09-01",
     "endDT=2014-09-08",
     "statCd=00003",
     "parameterCd=00060",sep="&")


timesereies <- importWaterML2(URL, asDateTime=TRUE, tz="UTC")

dataRetrieval

Retrieval Functions for USGS and EPA Hydrologic and Water Quality Data

v2.7.10

CC0

Authors

Laura DeCicco [aut, cre] (<https://orcid.org/0000-0002-3915-9487>), Robert Hirsch [aut] (<https://orcid.org/0000-0002-4534-075X>), David Lorenz [aut], Jordan Read [ctb], Jordan Walker [ctb], Lindsay Carr [ctb], David Watkins [aut] (<https://orcid.org/0000-0002-7544-0700>), David Blodgett [ctb], Mike Johnson [aut] (<https://orcid.org/0000-0002-5288-8350>)

Initial release