Usage:
Salmon River Formation (OR*)
Geologic age:
Tertiary
Eocene, early*
Type section, locality, area and/or origin of name:
Type section: exposures in riverbed and banks of Salmon River extending upstream from a point 0.8 km southeast of Otis (in SE/4 SW/4 sec. 29) to Rose Lodge (in SW/4 SE/4 sec. 26), T. 6 S., R. 10 W., Hebo quadrangle, Lincoln Co., OR. Named from Salmon River (Snavely, 1991).
Reference sections: outcrops in riverbed of Neskowin Creek (in NE/4 NE/4 sec. 24, T. 6 S., R. 10 W.), and along Little Nestucca River eastward from point (in SW/4 SW/4 sec. 24, T. 5 S., R. 10 W.), both in Hebo quadrangle.
AAPG geologic province:
Oregon-Washington Coast Ranges province*
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 ([ ]).