Dominion Resources, Inc. produces and transports energy in the United States. The company operates through three segments: Dominion Virginia Power (DVP), Dominion Generation, and Dominion Energy. The DVP segment engages in the regulated electric transmission and distribution operations that serve residential, commercial, industrial, and governmental customers in Virginia and North Carolina. The Dominion Generation segment is involved in the electricity generation activities through gas, coal, nuclear, oil, renewables, biomass, hydro, solar, and power purchase agreements; and related energy supply operations. It also comprises generation operations of the company's merchant fleet and energy marketing, and price risk management activities for its assets. The Dominion Energy segment engages in the regulated natural gas distribution operations, gas transmission pipeline and storage operations, natural gas gathering and processing activities, and liquefied natural gas operations. This segment serves residential, commercial, and industrial customers. As of December 31, 2016, the company's portfolio of assets included approximately 26,400 megawatts of generating capacity; 6,600 miles of electric transmission lines; 57,600 miles of electric distribution lines; 14,900 miles of natural gas transmission, gathering, and storage pipelines; and 51,300 miles of gas distribution pipelines. It served approximately 6 million utility and retail energy customers; and operated underground natural gas storage systems with approximately 1 trillion cubic feet of storage capacity. In addition, the company sells electricity at wholesale prices to rural electric cooperatives, municipalities, and into wholesale electricity markets. Dominion Resources, Inc. was founded in 1909 and is headquartered in Richmond, Virginia.