Marshall Steam Station is a coal power plant located at 35°35′51″N 80°57′53″W in Terrell, Catawba County, North Carolina, United States and owned by Duke Energy. Named for former company president E.C. Marshall, the station is located on Lake Norman and began commercial operation in 1965.Marshall is the second largest coal facility owned by Duke Energy in the Carolinas. It generates enough electricity (2.09 GW) to power approximately two million homes.The plant consists of four units.