Washington Natural Gas Company
Natural Gas Pipeline
Washington Gas Light Company, a regulated public utility, sells and delivers natural gas to retail customers in the United States. As of September 30, 2017, it served approximately 5.6 million customers, including approximately 2.2 million households and commercial structures in the District of Columbia and adjoining areas in Maryland, Virginia, and various cities and towns in the northern Shenandoah Valley of Virginia. The company was incorporated in 1848 and is based in Washington, the District of Columbia. Washington Gas Light Company is a subsidiary of WGL Holdings, Inc.