Potomac Edison, a FirstEnergy Company, with its Western Maryland headquarters located in Washington County, serves the county with a system of transmission and distribution lines of various voltages connected to its generating stations. The City of Hagerstown's Electric Division distributes electricity to many parts of the city.

Fuels: Industrial coal and fuel oil by tank or truck are available.

Gas: Columbia Gas of Maryland, Inc., services the area with natural gas. Propane is also readily available.