| Citronelle Formation | |
|---|---|
|  Stratigraphic range: Early Pliocene (late Hemphillian) ~  | |
| Type | Formation | 
| Lithology | |
| Primary | sand and gravelly sand [1] | 
| Other | clay and sandy clay [1] | 
| Location | |
| Coordinates | 30°48′N88°06′W / 30.8°N 88.1°W | 
| Approximate paleocoordinates | 31°00′N86°24′W / 31.0°N 86.4°W | 
| Region | Alabama, Louisiana, Florida, Mississippi | 
| Country | |
| Type section | |
| Named for | Citronelle, Alabama [2] | 
| Named by | G. C. Matson [2] | 
 The Citronelle Formation is a Hemphillian geologic formation in Alabama, Florida, Mississippi and Louisiana. [1]