PJM Interconnection coordinates the movement of electricity through 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. The PJM region has an area of 168,500 square miles, a population of about 51 million and a peak demand of 144,644 megawatts.

Map of PJM territory served (2.45 MB PDF)
PJM Contour Map

 

PJM is now offering high resolution transmission maps that have been developed by PJM's System Planning GIS for both PJM members and non-members. The maps include PJM's transmission infrastructure from 69kV up to 765kV.