Usage:
Coldwater Sandstone (CA-local)
Coldwater Formation (CA-local)
Recognized locally in Ventura Co.
Geologic age:
Tertiary, early
Eocene, middle
Type section, locality, area and/or origin of name:
Type locality: on Coldwater Creek, a westerly branch of lower Sespe Creek, 6.5 mi northwest of Fillmore, Ventura Co., southern CA (Bailey, 1947).
AAPG geologic province:
Ventura basin
Los Angeles 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 ([ ]).