Operating Segments

Operating Segments

We operate in 18 states and supply sustainable, safe, reliable and affordable energy to 7.5 million customer accounts.


Power generation

Power Generation
(41% of 2018 primary operating segment earnings)

We serve electric utility customers in Virginia and North Carolina and supply electric power to wholesale markets and other utilities under long-term power purchase agreements.

Principal business lines


Power Delivery

Power Delivery
(19% of 2018 primary operating segment earnings)

We operate regulated electric transmission and distribution franchises in Virginia and northeastern North Carolina, providing electric service to about 2.6 million customer accounts.

Principal business lines


Gas infrastructure

Gas Infrastructure
(40% of 2018 primary operating segment earnings)

We operate one of the nation's largest natural gas storage systems and 14,800 miles of natural gas transmission, gathering and storage pipelines.

Principal business lines

  • Natural gas transmission and storage
  • Natural gas distribution
    • Dominion Energy Ohio
    • Dominion Energy West Virginia
    • Dominion Energy — Utah, southwestern Wyoming and southeastern Idaho
  • Liquefied natural gas services
  • Retail energy marketing

Southeast Group

Southeast Energy

On January 1, 2019, we merged with SCANA. We're proud to bring reliable, clean, safe energy to communities in North Carolina and South Carolina.

Southeast Energy Group includes:

  • SCE&G
  • PSNC Energy
  • SCANA Energy
  • SCANA Services


Important Sub-Groups