Usage:
Vantage Member of Ellensburg Formation (WA*)
Vantage Member of Latah Formation (recognized locally in subsurface of ID*,WA*)
Geologic age:
late Tertiary (middle Miocene)*
Type section, locality, area and/or origin of name:
Type locality: in roadcuts along old U.S. Highway 10 at mouth of Schnebly Coulee, in SW/4 NW/4 sec. 19, T. 17 N., R. 23 E., 1 mi west of old Vantage bridge, Kittitas Co., WA (Bingham and Grolier, 1966).
AAPG geologic province:
Eastern Columbia 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 ([ ]).