Oswego Formation

The Oswego Formation is a geologic formation in West Virginia. It dates back to the Ordovician period.

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Oswego Formation
Stratigraphic range: Late Ordovician
Type	Formation
Underlies	Tuscarora Sandstone
Overlies	Juniata Formation
Location
Region	Appalachia and Southeastern United States
Country	United States
Extent	Virginia[1] and West Virginia