What is PJM?
PJM Interconnection, L.L.C. is the regional transmission organization (RTO) responsible for coordinating the movement of electricity in all or parts of Delaware, Illinois, Indiana, Kentucky, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia and the District of Columbia. Regional transmission organizations were established by FERC Order 2000 and are federally regulated entities with operational authority for all transmission facilities under their functional control. Within its territory, PJM controls the high-voltage transmission grid, tells power producers how much energy to generate, and adjusts import and export transactions.