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USA.state.boundaries

R data package containing a map of the United States of America (USA) as a reprojection of the NAD83 datum map. It is a subset of the data included in the USA.state.boundaries.data package, which is available in a drat repository.

To access the USA.state.boundaries.data package, please read the To install the USA.state.boundaries.data package section below. The approximate size of the USA.state.boundaries.data package is 27 MB. The USA.state.boundaries.data package contains 3 sets of USA maps:

A map of the USA with the NAD 1983 Albers Projection from the USGS that was originally part of USGSstates2k which has been archived. This data was obtained from the United States Geological Survey (USGS). Irucka Embry used this map while a Cherokee Nation Technology Solutions (CNTS) USGS Contractor and/or USGS employee.
A NAD83 datum map of the USA, which includes all Commonwealth and State boundaries & also includes Puerto Rico and the U.S. Virgin Islands. This map comes from the USGS National Map, which has been discontinued.
A WGS84 datum map of the USA, which includes all Commonwealth and State boundaries & also includes Puerto Rico and the U.S. Virgin Islands. This map is a reprojection of the NAD83 datum map from the USGS National Map. Map 3 is included in this package only.

Installation from CRAN

install.packages("USA.state.boundaries")

Package Contents

This package contains 1 set of map data sets; however, the USA.state.boundaries.data package contains 3 sets of map data sets:

state_boundaries_wgs84: state_boundaries_wgs84 map with sf read data

Examples

## An example using the contents of this package:

install.load::load_package("USA.state.boundaries", "ggplot2", "sf")


# load the map
data(state_boundaries_wgs84)


# get the CRS information
st_crs(state_boundaries_wgs84)


# plotting with ggplot2
ggplot(state_boundaries_wgs84) + geom_sf()

To install the USA.state.boundaries.data package

if (!requireNamespace("drat", quietly = TRUE)) {

install.packages("drat")

library("drat")

} else {

library("drat")

}


addRepo("iembry", "https://iembry.gitlab.io/drat/")

install.packages("USA.state.boundaries.data", repos = "https://iembry.gitlab.io/drat/", type = "source")

# Please refer to the vignette located in the `USA.state.boundaries.data` package for examples of using the full data sets

Disclaimer

This software is in the public domain because it contains materials that originally came from the U.S. Geological Survey (USGS), an agency of the United States (US) Department of Interior (DOI). For more information, see the official USGS copyright policy

Although parts of this software program have been used by the U.S. Geological Survey (USGS), no warranty, expressed or implied, is made by the USGS or the U.S. Government as to the accuracy and functioning of the program and related program material nor shall the fact of distribution constitute any such warranty, and no responsibility is assumed by the USGS in connection therewith.

This software is provided “AS IS.”

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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