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National Geologic Map Database

Geologic Unit: Otsego

Usage:

Otsego Member of Marcellus Shale (NY)
Otsego Member of Marcellus Formation (NY)
Otsego Member of Mount Marion Formation (NY)


Subunits:

Halihan Hill Bed (NY), Katsbaan Bed (NY), Timmerman Hill Bed (NY)


Geologic age:

Middle Devonian


Type section, locality, area and/or origin of name:

Type section: In "Dugway" on east side of Otsego Lake, Berne quadrangle, Otsego Co., eastern NY (Cooper, 1933).


AAPG geologic province:

Appalachian basin


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).