The Cushnoc Archeological Site, also known as Cushnoc (ME 021.02) or Koussinoc or Coussinoc, is an archaeological site in Augusta, Maine that was the location of a 17th-century trading post operated by English colonists from Plymouth Colony in present-day Massachusetts. The trading post was built in 1628 and lies on the Kennebec River. The English primarily traded with bands of the Abenaki nation.