Sepo people are a theoretical

Mississippian culture The Mississippian culture was a collection of Native American societies that flourished in what is now the Midwestern, Eastern, and Southeastern United States from approximately 800 to 1600 CE, varying regionally. It was known for building la ...

of the late

Woodland period In the classification of :category:Archaeological cultures of North America, archaeological cultures of North America, the Woodland period of North American pre-Columbian cultures spanned a period from roughly 1000 BC to European contact i ...

around 1000 BCE, present in

Mississippian culture pottery Mississippian culture pottery is the ceramic tradition of the Mississippian culture (800 to 1600 CE) found as artifacts in archaeological sites in the American Midwest and Southeast. It is often characterized by the adoption and use of riverine ( ...

of the Dickson Mounds.Late Woodland Societies Thomas E. Emerson, Dale L. McElrath, Andrew C. Fortier - 2000 0803218214 "Harn proposes the Sepo phase for that part of the Sepo tradition following the Myer-Dickson phase, but acknowledges that the isolation of Sepo ceramics for the period immediately preceding the Mississippian presence has not been possible." Sepo occupations are confined to the Illinois River Valley between Anderson Lake in southern

Fulton County, Illinois Fulton County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 33,609. Its county seat is Lewistown, and the largest city is Canton. Fulton County comprises the Canton, IL Micropolitan Statist ...

and Peoria Lake, including Sepo, Illinois an unincorporated community.

References

Mississippian culture {{US-archaeology-stub