Dominion Energy, Inc. · NYSE:D

Dominion Energy — Corporate Update (November 2023)

11 slides from Dominion Energy's corporate update, Nov 1, 2023

  1. Slide 1: Unity Substation Project

    Unity Substation Project Kenbridge Town Hall Nov. 1, 2023 Meeting Virginia’s Energy Needs Powering Your Every Day.

  2. Slide 2: Safety Moment

    Safety Moment At Dominion Energy, we value the safety of our employees, contractors, and customers. Let's take a moment to review important safety information.​ 2

  3. Slide 3: Substations: A Vital Role in the Energy Grid

    Substations: A Vital Role in the Energy Grid 3

  4. Slide 4: Forces Driving Infrastructure

    Forces Driving Infrastructure Economic Growth Aging Power Grid Assets Addressing Mandatory NERC Criteria Dominion Energy image. Not site specific. 4

  5. Slide 5: Unity Substation and South Hill Project

    Unity Substation and South Hill Project • The Unity Substation is a part of the South Hill Electric Project. • The Virginia State Corporation Commission (SCC) approved the South Hill Electric Transmission Line Project on June14, 2023, due to increased electrical demand in the area. • The new Unity s

  6. Slide 6: Conditional Use Application

    Conditional Use Application • Unity Substation requires Lunenburg County’s approval for a Conditional Use Permit. • The Conditional Use Permit application was submitted to Lunenburg County in September 2023. Dominion Energy image. Not site specific. 6

  7. Slide 7: Construction Timeline

    Construction Timeline This schedule is subject to change based on weather, permits, etc. Date Activity Winter 2023 Site prep begins with the installation of temporary silt fencing, access roads, and additional environmental measures. Spring 2024 Construction begins and the substation foundations are

  8. Slide 8: Substation Fencing

    Substation Fencing • Our substation fencing is vetted through a rigorous process. • The 20 ft. tall security fence will permanently house the substation equipment, making sure it is constantly monitored and operating efficiently. • The double-mesh steel fence aids in community safety by keeping our

  9. Slide 9: Construction Related Impacts

    Construction Related Impacts • Your electric service Typical Construction Schedule Low should not be impacted • Monday - Friday​ 6:00 a.m. – 5:00 p.m. • There is no official inclement • This project may weather work schedule and Medium have minimal construction noise minimal expectation of weekend w

  10. Slide 10: Staying Connected with the Project

    Staying Connected with the Project Updates for Unity Substation and South Hill Transmission Line work are available on our project page. • Check out GeoVoice, our interactive mapping tool​ Enter screenshot from GeoVoice here • Zoom in on your area, measure distances, and leave comments for our team

  11. Slide 11: Thank you

    Thank you Contact Us:​ 888-291-0190​ powerline@dominionenergy.com​ For more information, visit our project website: DominionEnergy.com/SouthHill 11

Dominion Energy — Corporate Update (November 2023) on 6ix