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Federal
Feature dataset GeologicMap, part of Geologic Map of Northeasternmost Tennessee, and Adjacent Parts of Virginia and North Carolina
Department of the Interior —
The geology of an area of 660 square miles mostly in the northeastern corner of Tennessee and small adjacent areas in Virginia and North Carolina is the subject of... -
Federal
The database for the isopach map of the Brightseat Formation and structure contour map of the Cretaceous-Paleogene boundary, in Maryland and Virginia
Department of the Interior —
The goal of the Atlantic Subsurface Stratigraphic Initiative (ASSI) is to create isopach and structural contour maps for all Coastal Plain formations within the...