wIgroup3 | R Documentation |
This is an imported shapefile containing the watershed boundaries in the US.
wIgroup3
A Large SpatialPolygonsDataFrame with 2158 elements:
...
To generate this dataset download the huc250k dataset from the USGS website
# library(sp) # library(rgdal)
## Set working directory to unzipped shape file directory
# watershedInfo <- spTransform(readOGR(".", "huc250k"), # CRS("+proj=longlat +datum=WGS84"))
wIgroup1 <- watershedInfo[as.numeric(watershedInfo$REG) <= 6,] wIgroup2 <- watershedInfo[as.numeric(watershedInfo$REG) >= 7 & as.numeric(watershedInfo$REG) <= 12 ,] wIgroup3 <- watershedInfo[as.numeric(watershedInfo$REG) >= 13,]
# save(wIgroup1, file="wIgroup1.RDA") # save(wIgroup2, file="wIgroup2.RDA") # save(wIgroup3, file="wIgroup3.RDA")
wateshedInfo can be called as followed watershedInfo <- rbind(wIgroup1, wIgroup2, wIgroup3)
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