Potomac Electric Power Co. Benning plant. Interior of Benning plant III

Potomac Electric Power Company (PEPCO) is a publicly traded utility company that provides electric service to customers in the Washington D.C. metropolitan area, including the District of Columbia and parts of Maryland and Virginia. The company was founded in 1896 as the Washington Electric Company and has been providing electricity to the area for over a century.

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01/01/1920

Library of Congress

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