Usage:
South Flat Formation (UT*)
Geologic age:
Late Cretaceous (Santonian to Campanian)*
Type section, locality, area and/or origin of name:
Type section: in tributary of Fourmile Canyon from SW/4 sec. 17, T. 14 S., R. 2 E., northeast to SW/4 sec. 9, south along Tidds-Fourmile divide to approx. center sec. 21, T. 14 S., R. 2 E., Juab Co., UT. Named from erosion surface "South Flat" in secs. 9 and 10, T. 14 S., R. 2 E., between North Pole Canyon and Tidds Canyon (Hunt, 1954).
AAPG geologic province:
Wasatch uplift*
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 ([ ]).