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Significant Financing Transactions (Tables) | 9 Months Ended
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Sep. 30, 2025
Debt Instrument [Line Items] |
Schedule of Line of Credit Facilities | At September 30, 2025, Dominion Energy’s commercial paper and letters of credit outstanding, as well as its capacity available under the credit facility discussed above and its 364-day revolving credit agreement, were as follows:
| Facility Limit |  | Outstanding Commercial Paper |  | Outstanding Letters of Credit |  | Facility Capacity Available |
(millions) |  |  |  |  |  |  |  |
Joint revolving credit facility(1) | $ | 7,000 |  | $ | 2,071 |  | $ | 1 |  | $ | 4,928 |
364-day revolving credit facility(2) |  | 1,000 |  |  | — |  |  | — |  |  | 1,000 |
Total | $ | 8,000 |  | $ | 2,071 |  | $ | 1 |  | $ | 5,928 |
(1) This credit facility matures in April 2030, with the potential to be extended by the borrowers to April 2032, and can be used by the borrowers under the credit facility to support bank borrowings and the issuance of commercial paper, as well as to support up to a combined $3.0 billion of letters of credit. (2) This credit facility, entered into in April 2025 with certain lenders, matures in April 2026, bears interest at a variable rate and contains a maximum allowed total debt to total capital ratio consistent with such allowed ratio under Dominion Energy’s joint revolving credit facility. This credit facility can be used to support bank borrowings and the issuance of commercial paper.
Virginia Electric and Power Company |
Debt Instrument [Line Items] |
Schedule of Line of Credit Facilities | At September 30, 2025, Virginia Power’s share of commercial paper and letters of credit outstanding under the joint revolving credit facility with Dominion Energy and DESC was as follows:
| Facility Limit |  | Outstanding Commercial Paper |  | Outstanding Letters of Credit |
(millions) |  |  |  |  |  |
Joint revolving credit facility(1) | $ | 7,000 |  | $ | — |  | $ | — |
(1) The full amount of the facility is available to Virginia Power, less any amounts outstanding to co-borrowers Dominion Energy and DESC. The sub-limit for Virginia Power is set pursuant to the terms of the facility but can be changed at the option of the borrowers multiple times per year. In April 2025, the sub-limit for Virginia Power was increased from $1.75 billion to $3.0 billion. In July 2025, the sub-limit was increased to $4.0 billion. If Virginia Power has liquidity needs in excess of its current sub-limit, the sub-limit may be changed or such needs may be satisfied through short-term intercompany borrowings from Dominion Energy. This credit facility matures in April 2030, with the potential to be extended by the borrowers to April 2032. The credit facility can be used to support bank borrowings and the issuance of commercial paper, as well as to support up to $3.0 billion (or the sub-limit, whichever is less) of letters of credit.

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