Dalles Formation

The Dalles Formation is a geologic formation in Oregon. It preserves fossils dating back to the Neogene period.

Dalles Formation
Stratigraphic range: Neogene
Type	Formation
Location
Coordinates	45.408°N 121.336°W / 45.408; -121.336
Region	Wasco County, Oregon
Country	United States

See also

• List of fossiliferous stratigraphic units in Oregon
• Paleontology in Oregon