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Data Series 412

U.S. GEOLOGICAL SURVEY
Data Series 412

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Figure - refer to figure caption for alternative text description

Figure 3. Stream locations determined by (A) differences in drainage between the NHD and flow paths of a NED-derived stream, (B) resultant NHD catchment delineations using unmodified NED digital elevation model (DEM) data, and (C) resultant NHD catchment delineations using the HydroDEM. (Modified from C.M. Johnston, U.S. Geological Survey, written commun., 2008.)

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