Published as a Special Publication, this is the first generalized statewide geologic map of Delaware.
The geology of Delaware includes parts of two geologic provinces: the Appalachian Piedmont Province and the Atlantic Coastal Plain Province. The Piedmont occurs in the hilly northernmost part of the state and is composed of crystalline metamorphic and igneous rocks. This chart summarizes the age and distribution of the geologic units that are recognized in the state by the Delaware Geological Survey.
Geohydrology of the Milford, Delaware area.
Subsurface geology of the southern central portion of Kent County.
Subsurface geology of the Dover area, Delaware