| Nanaimo Formation | |
|---|---|
| Stratigraphic range: Cretaceous | |
| Type | Formation |
| Location | |
| Region | Washington (state) |
| Country | United States |
 | This article relies largely or entirely on a single source .(September 2022) |
The Nanaimo Formation is a geologic formation in Washington (state). It preserves fossils dating back to the Cretaceous period.
