 While Clovis points and other Paleo-Indian artifacts have been found along the Tennessee River in Benton County, major occupation of the site didn't begin until around 6000 BC during the Middle Archaic period.Substantial occupation continued at Eva until at least 1000 BC and possibly as late as 500 BC.While pottery sherds dating to the Woodland period and Mississippian period were uncovered at Eva, they were relatively scant.