Harrison Street Substation

ID: 4640 ~ Source: Tenleytown, DC ~ Date: ca. 1940

This file appears in: Potomac Electric Power Company Substation No. 38: This electrical substation’s design suited the neighborhood of Friendship Heights.

World War II era window display at substation

This file appears in: Potomac Electric Power Company Substation No. 38: This electrical substation’s design suited the neighborhood of Friendship Heights.

Potomac Electric Power Company Substation No. 38: This electrical substation’s design suited the neighborhood of Friendship Heights.

By The DC Historic Sites team

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…