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Federal
Attributes for NHDPlus Version 2.1 Flowlines for the Conterminous United States: Mean Flow Path Distance to NHDPlus Version 2.1 Streams
Department of the Interior —
This dataset describes mean flow path distance, in meters, to flowlines from every NHDPlus version 2.1 (NHDv2) flowline in every catchment. A National flow distance...