R data package containing a map of the United States of America with
the NAD 1983 Albers projection & 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 and/or refer to this package’s vignette
(which is located in the doc folder). The approximate size of the
USA.state.boundaries.data
package is 25 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been archived.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) United States Geological Survey (USGS)
Contractor and/or USGS employee. Map 1 is included in this package
only.
A NAD83 datum map of the USA which includes all 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 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.
install.packages("USA.state.boundaries")
This package contains 1 set of map datasets; however, the
USA.state.boundaries.data
package contains 3 sets of map
datasets:
USA_state_boundaries_map
: USA_state_boundaries map with
OGR read dataUSA_state_boundaries_info
: USA_state_boundaries OGR
informationUSA_state_boundaries_summary
: USA_state_boundaries
Spatial summary## An example using the contents of this package:
::load_package("USA.state.boundaries", "sp")
install.load
data(USA_state_boundaries_map)
plot(USA_state_boundaries_map)
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 for examples of using the full data sets
This software is in the public domain because it contains materials that originally came from the U.S. Geological Survey, an agency of the United States Department of Interior. 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.”