subset_huc_polygons: subset_huc_polygons
In USGS-R/wateRuse_swuds: Site-Specific Water-Use Data System

Returns HUC polygons Dataset is subset on basis of area of interest

1	subset_huc_polygons(year, area_column, areas)

`year`	int, the year of interest to be mapped (defines historical basis for HUCs)
`area_column`	chr, defines which column the areas refer to for subsetting
`areas`	chr, vector of codes indicating area of interest to subset on

hc_sub dataframe, a subset of HUC polygon data

areas <- "ME" # 21 HUC8s in Maine
area_column <- "STATES"
year <- 1995
hc_sub <- subset_huc_polygons(year, area_column, areas)
hc_sub$HUCNAME

USGS-R/wateRuse_swuds documentation built on Dec. 8, 2019, 9:47 a.m.

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