Usage:
Duck Lake Formation (LA-subsurface)
Geologic age:
Pleistocene
pre-Nebraskan
Type section, locality, area and/or origin of name:
Type section (subsurface): depth-interval 880 to 1,470 ft, Hunt Oil Company State Goodrich 1392 No. 1 well, in sec. 2, T. 15 S., R. 11 E., Duck Lake area, St. Martin Parish, southeastern LA; API no. 37447 (Doering, 1958).
AAPG geologic province:
Gulf Coast 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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).