Category: City Spotlight

Washington, D.C.

Washington, D.C., and its Maryland suburbs are connected to the high-voltage grid through Pepco, which was integrated into PJM’s operations in 1965. Population of Washington, D.C.: 658,893* Total Pepco customers: 815,000** Total Pepco population served: 2.2 million** Total amount of…

Richmond, Va.

Richmond is connected to the high-voltage grid through Dominion Virginia Power, which was integrated into PJM’s operations in 2005. Population of Richmond: 217,853* Total Dominion Virginia Power customers in the City of Richmond: 105,560** Total Dominion Virginia Power customers in…

Wilmington, DE

Wilmington is connected to the high-voltage grid through Delmarva Power, which also serves customers throughout the Delmarva Peninsula and was integrated into PJM’s operations in 1981. Population of Wilmington: 71,817* Total Delmarva Power customers in Delaware: 305,000** Total amount of…

Philadelphia, Pennsylvania

Philadelphia and its surrounding Pennsylvania counties are connected to the high-voltage grid through PECO Energy, which was a founding member of PJM in 1927. Population of Philadelphia: 1,560,297* Total PECO Energy customers (Philadelphia and surrounding Pennsylvania counties): 1.6 million** Total…

Atlantic City, New Jersey

Atlantic City and its surrounding counties in southern New Jersey are connected to the high-voltage grid through Atlantic City Electric, which was integrated into PJM’s operations in 1981. Permanent Population of Atlantic City: 39,551* Population of Atlantic County: 275,862* Total…

Chicago, Illinois

Chicago and most of Northern Illinois are connected to the high-voltage grid through Commonwealth Edison, which was integrated into PJM’s operations in May 2004. Population of Chicago: 2,718,782* Total ComEd customers (residential, business and government in Chicago and surburbs): 3.8…

Pittsburgh, PA

Pittsburgh, Pennsylvania Pittsburgh and parts of Allegheny and Beaver counties are connected to the high-voltage grid through Duquesne Light Company, which was integrated into PJM’s operations in January 2005. Population: 305,841* Electricity customers (residential, commercial and industrial): 327,095** Total amount…

Cincinnati, Ohio

Cincinnati and surrounding counties of Brown, Butler, Clermont, Clinton, Highlands, Montgomery, Preble and Warren counties are connected to the high-voltage grid through Duke Energy Ohio, Inc., which was integrated into PJM’s grid operations in January 2012. Population: 296,943 Electricity customers…