HUC-11 definition
HUC-11 or "hydrologic unit code 11" means an area within which water drains to a particular receiving surface water body, also known as a subwatershed, which is identified by an 11-digit hydrologic unit boundary designation, delineated within New Jersey by the United States Geological Survey.
HUC-11 or "hydrologic unit code 11" means an area within which water drains to a particular receiving surface water body, which area is identified by an eleven digit hydrologic unit boundary designation, as shown on the map included in the United States Geological Survey, Water Resources Investigations Report 95-4134, 1995, entitled "Development of a 14-digit Hydrologic Coding Scheme and Boundary Data Set for New Jersey." The HUC codes for New Jersey can be downloaded from www.njgeodata.state.nj.us. The HUC 11 data is entitled "subwatersheds." Software designed for use with Geographic Information Systems (GIS) will be required to view the downloaded data.