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EF/FRS logo Column Name: HUC_CODE

Description: The hydrologic unit code (HUC) that represents a geographic area representing part or all of a surface drainage basin, a combination of drainage basins, or a distinct hydrologic feature.

Envirofacts Table Name: FRS_FACILITY_SITE

Data Source:


Definition Source: Identification of Hydrologic Units in the U.S. and Caribbean Outlying Areas, FIPS103, 11/15/83.

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