Dominion Energy (D) 8-K Completion of Acquisition or Disposition of Assets

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos.333-216476,333-219088 and333-221291 on FormS-3, Registration Statement Nos.333-223036 and333-228732 on FormS-4 and Registration Statement Nos.033-62705,333-02733,333-09167,333-18391,333-25587,333-49725,333-78173,333-85094,333-87529,333-95795,333-110332,333-124256,333-124257,333-130566,333-130570,333-143916,333-149989,333-149993,333-156027,333-163805,333-189578,333-189579,333-189580,333-189581,333-195768,333-202364,333-202366,333-203952,333-223264,333-223265,333-226041 and333-226039 on FormS-8 of Dominion Energy, Inc. of our report dated February 22, 2018, relating to the consolidated financial statements and financial statement schedule of SCANA Corporation and subsidiaries (the “Company”) (which report expresses an unqualified opinion and includes anemphasis-of-matter paragraph regarding legal, legislative and regulatory matters that may result in material impacts to results and the liquidity of the Company as a result of the abandoned Nuclear Project) appearing in the Annual Report on Form10-K of SCANA Corporation for the year ended December 31, 2017, which is incorporated by reference in this Current Report on Form8-K of Dominion Energy, Inc. dated January 2, 2019.

/s/ Deloitte & Touche LLP

Charlotte, North Carolina

January 2, 2019