Harrison Street Substation
This file appears in: Potomac Electric Power Company Substation No. 38
World War II era window display at substation
This file appears in: Potomac Electric Power Company Substation No. 38
Potomac Electric Power Company Substation No. 38
Founded in 1891, the Potomac Electric Company merged with the Washington Railway and Electric Company to become the Potomac Electric Power Company (PEPCO) in 1902. In 1907, PEPCO established a new central generating power plant along Benning Road,…