Datasets Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Popular Go 1 dataset found Formats: GeoJSON Organizations: EDAC Tags: hydrologic unit code Filter Results New Mexico HUC-6 Boundaries This data set is a complete digital hydrologic unit boundary layer of the Basin (6-digit) 3rd level for the entire United States. This data set consists of geo-referenced... GeoJSON