Windfall Formation
| Windfall Formation | |
|---|---|
| Stratigraphic range: Cambrian period | |
| Type | Formation | 
| Sub-units | Barton Canyon Member, Bullwhacker Member, Catlin Member | 
| Underlies | Pogonip Group, Goodwin Limestone  | 
| Thickness | 300 feet (91 m) + | 
| Location | |
| Region | Nevada | 
| Country | United States | 
The Windfall Formation is a geologic formation in northeastern and southern Nevada.
Areas it is found include the Antelope Valley region of Eureka County and Nye County.