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Federal
Field-surveyed stream channel heads of three watersheds in Clarksburg, MD_v2.0
Department of the Interior —
This dataset describes the location and characteristics of stream channel heads of three headwater watersheds in Clarksburg, Montgomery County, Maryland. -
Federal
Potential contaminant sources and other landscape variables summarized for NHDPlus Version 2.1 catchments within the Chesapeake Bay Watershed (ver. 2.0, June 2021)
Department of the Interior —
This dataset consists of 262 variables which describe various known and suspected point and non-point sources of contaminants and endocrine disrupting compounds...