USGS Hydrological Unit Code (HUC)

USGS Hydrological Unit Code (HUC)

mapUS49HUC4

Format

sf

Source

https://water.usgs.gov/GIS/huc.html https://nrcs.app.box.com/v/huc

Examples

if (FALSE) {
 library(rmap)
 plot(mapUS49HUC4[,"subRegion"])
 head(mapUS49HUC4)
}