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National Geologic Map Database

Geologic Unit: Eutaw

Usage:

Eutaw Formation (AL*,FL,GA*,MS*,TN*)
Eutaw Formation of Selma Group (AL)
Eutaw Group (MS)


Subunits:

GROUP STATUS: McShan Formation (MS).
FORMATION STATUS: Tombigbee Sand Member (AL*,GA*,MS*,TN*).


Geologic age:

Late Cretaceous (Santonian)*


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

Named from Eutaw, Greene Co., AL (US geologic names lexicons, USGS Bull. 896, 1200).


AAPG geologic province:

Black Warrior basin*
Mid-Gulf Coast basin*
South Georgia sedimentary province*
Upper Mississippi embayment*


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 ([ ]).