Hydrographic Features, 1995 - District of Columbia
- This datalayer displays the hydrographic features throughout the District of Columbia. This category includes shorelines of all water regardless of the classification of the water itself. Predominant features represented in this layer have Census Feature Class Codes (CFCCs) of: H01 (Shoreline of perennial water feature); H11 (Perennial stream or river); H12 (Intermittent stream, river, or wash). The Feature Name attribute further identifies water bodies as rivers, reservoirs, creeks, branches, forks, etc.
- U.S. Department of Commerce, Bureau of the Census
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