U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: McPherson

Usage:

McPherson Formation (KS*-local)
Recognized locally in McPherson, Harvey, and Sedgwick Cos.


Geologic age:

Quaternary (Pleistocene)*


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

Type section (McPherson Formation, restricted): in northwest corner of Sandahl gravel pit, in SE/4 SW/4 sec. 29, T. 18 S., R. 4 W., McPherson Co., southwestern KS. Additional reference localities at Flor pit, in NW/4 SW/4 sec. 7, T. 18 S., R. 4 W., and Hammann pit, in NE/4 SW/4 sec. 31, T. 18 S., R. 4 W. (Semken, 1966).
Named from exposures in McPherson Co., southwestern KS (Haworth and Beede, 1897).


AAPG geologic province:

Central Kansas uplift*
Sedgwick basin*


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 ([ ]).