The US electric utility Duke Energy will invest US$3bn to reinforce the South Carolina energy grid as per the Power/Forward Carolinas programme, a 10-year modernization plan. The utility will carry out upgrades in the state's existing electricity system and will especially increase its resilience against storms, cyber attacks and power outages. The programme will also help Duke Energy to support the expansion of renewable energy.
Duke Energy's electricity business units serve approximately 7.5 million customers, while its natural gas division distributes natural gas to approximately 1.6 million customers. Its subsidiary Duke Energy Carolinas’ service area supplies electric service to 2.5 million residential, commercial and industrial customers while Duke Energy Progress delivers electricity to approximately 1.5 million residential, commercial and industrial customers in portions of North Carolina and South Carolina.