Pepco has interconnections with Potomac Edison (230kV, 500kV), Baltimore Gas and Electric (500kV, 230kV, 115kV), and Dominion Virginia Power (500kV, 230kV).

[1] In 1906, the company began construction of the first unit of the Benning Road Power Plant, along the Anacostia River.

Under this law, the Securities and Exchange Commission in 1942 ordered the North American Company and its subsidiaries to split up.

[2] A years-long legal battle ensued, culminating in a Supreme Court decision upholding the order.

[1] In 1980, the company cancelled plans to build a $930 million power plant in Montgomery County as a result of reduced demand.

[12] The deal faced opposition from Pepco customers and from officials in Washington and Maryland, but was ultimately approved.

The report noted that the company's performance had slipped since 2005, comparing poorly to other major utilities in the frequency and duration of power outages.

[17] During the June 2012 North American derecho, more than half of the customers in Montgomery County, Maryland lost electric power.

[18] The company's Benning Road Power Plant produced air pollution that negatively affected neighboring communities.