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National Geologic Map Database

Geologic Unit: Drowning Creek

Usage:

Drowning Creek Formation of Crab Orchard Group (KY*,OH*)
Drowning Creek Formation (WV*)


Subunits:

(alphabetical): Brassfield Member (KY*,OH*,WV*), Dayton Dolomite Member (KY*,OH*,WV*), Oldham Member (KY*), Plum Creek Shale Member (KY*).


Geologic age:

early Early Silurian (Llandovery)*


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

Type section: exposures along KY Highway 52, east of Drowning Creek, near Winston, Panola quadrangle, Estill Co., KY.
Reference section: Along KY Highway 10, lower part southwest of Cabin Creek and upper part northeast of Cabin Creek, Tollesboro quadrangle, Lewis Co., KY (McDowell, 1983).


AAPG geologic province:

Cincinnati arch*


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

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).