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

Geologic Unit: Tres Lagunas

Usage:

Tres Lagunas Member of Santa Rosa Formation of Dockum Group (NM)


Geologic age:

Triassic, Late
Carnian, late


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

Type section: in N/2 NE/4 SE/4 sec. 36, T. 9 N., R. 21 E., Guadalupe Co., NM. Named from Tres Lagunas, north of Santa Rosa, Guadalupe Co., NM (Lucas and Hunt, 1987).


AAPG geologic province:

Palo Duro basin
Las Vegas-Raton 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 ([ ]).