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Federal
Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Routed Upstream Watersheds for the Conterminous United States: STATSGO Soil Characteristics, Soil Salinity
Department of the Interior —
This tabular data set represents the STATSGO soil layer attribute, salinity, compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for...