Returns a SpatialPolygonsDataFrame for EPA Regions
convertEPARegions(nameOnly = FALSE, simplify = TRUE)
Name of the dataset being created.
Logical specifying whether to only return the name without creating the file.
Logical specifying whether to create "_05", _02" and "_01" versions of the file that are simplified to 5%, 2% and 1%.
An EPA region boundary shapefile is downloaded and converted to a
SpatialPolygonsDataFrame with additional columns of data. The resulting file
will be created in the spatial data directory which is set with
setSpatialDataDir()
.
The source data is from 2017.
https://www.arcgis.com/home/item.html?id=c670540796584c72b4f59b676ccabe6a
setSpatialDataDir
getVariable