Santee Indian Mound and Fort Watson is a historic archaeological site located in North Santee, Clarendon County, South Carolina, near Summerton. Santee Indian Mound was part of a Santee mound village complex; it was probably a burial and/or temple mound, likely constructed in some cultural period between 1200–1500. The fortification, British American Revolutionary War post Fort Watson, was built from 30 to 50 feet high atop the mound.