Otay Formation

The Otay Formation is a geologic formation in San Diego County, California (United States) and northern Baja California state (Mexico).[1][2] It is within the Peninsular Ranges province.[1]

Otay Formation
Stratigraphic range: Oligocene-Miocene
TypeFormation
OverliesSweetwater Formation
Location
RegionCalifornia
Baja California
Country United States
 Mexico

Fossils

It preserves fossils of the Oligocene to Miocene periods of the Cenozoic Era.[1] Fossils in the Sweetwater Formation that underlies the Otay Formation are of the Late Eocene period.[1]

See also

References
  1. AAPG Datapages/Archives: Age and Stratigraphy of the Sweetwater and Otay Formations, San Diego County, California
  2. Geiconsultants.com: Geologic Formations of Western San Diego County; pg 5.

Further reading
  • "General Plan Final Program EIR: 3.11 Paleontological Resources" (PDF). City of San Diego.
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