Fernando Formation
| Fernando Formation | |
|---|---|
| Stratigraphic range: Plio-Pleistocene | |
| Type | Geologic formation | 
| Underlies | Pico Formation | 
| Overlies | Repetto Formation | 
| Lithology | |
| Primary | Mudstone, siltstone, sandstone | 
| Location | |
| Region | Los Angeles Basin, Santa Monica Mountains Los Angeles County, California  | 
| Country | United States | 
The Fernando Formation is a Plio-Pleistocene marine mudstone, siltstone and sandstone formation in the greater Los Angeles Basin, Ventura Basin, and Santa Monica Mountains, in Los Angeles County of Southern California.