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Accumulated Other Comprehensive Income (Loss) (Tables) | 6 Months Ended
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Jun. 30, 2023
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Dominion Energy’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Pension and other postretirement benefit costs(4) |  |  | Equity Method Investees(5) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Three Months Ended June 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (250 | ) |  | $ | (26 | ) |  | $ | (1,287 | ) |  | $ | (2 | ) |  | $ | (1,565 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 6 |  |  |  | (1 | ) |  |  | — |  |  |  | — |  |  |  | 5 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 10 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 10 |
Other income (expense) |  |  | — |  |  |  | (3 | ) |  |  | (16 | ) |  |  | — |  |  |  | (19 | )
Total |  |  | 10 |  |  |  | (3 | ) |  |  | (16 | ) |  |  | — |  |  |  | (9 | )
Income tax expense (benefit) |  |  | (2 | ) |  |  | 1 |  |  |  | 4 |  |  |  | — |  |  |  | 3 |
Total, net of tax |  |  | 8 |  |  |  | (2 | ) |  |  | (12 | ) |  |  | — |  |  |  | (6 | )
Net current period other comprehensive income (loss) |  |  | 14 |  |  |  | (3 | ) |  |  | (12 | ) |  |  | — |  |  |  | (1 | )
Ending balance |  | $ | (236 | ) |  | $ | (29 | ) |  | $ | (1,299 | ) |  | $ | (2 | ) |  | $ | (1,566 | )
Three Months Ended June 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (323 | ) |  | $ | (22 | ) |  | $ | (1,088 | ) |  | $ | (3 | ) |  | $ | (1,436 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 29 |  |  |  | (27 | ) |  |  | 2 |  |  |  | — |  |  |  | 4 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 14 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 14 |
Other income (expense) |  |  | — |  |  |  | 12 |  |  |  | 22 |  |  |  | — |  |  |  | 34 |
Total |  |  | 14 |  |  |  | 12 |  |  |  | 22 |  |  |  | — |  |  |  | 48 |
Income tax expense (benefit) |  |  | (3 | ) |  |  | (3 | ) |  |  | (6 | ) |  |  | — |  |  |  | (12 | )
Total, net of tax |  |  | 11 |  |  |  | 9 |  |  |  | 16 |  |  |  | — |  |  |  | 36 |
Net current period other comprehensive income (loss) |  |  | 40 |  |  |  | (18 | ) |  |  | 18 |  |  |  | — |  |  |  | 40 |
Ending balance |  | $ | (283 | ) |  | $ | (40 | ) |  | $ | (1,070 | ) |  | $ | (3 | ) |  | $ | (1,396 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $79 million, $83 million, $94 million and $107 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively. (3) Net of $9 million, $6 million, $14 million and $8 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively. (4) Net of $453 million, $449 million, $376 million and $380 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively. (5) Net of $— million, $— million, $1 million and $1 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively.
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Pension and other postretirement benefit costs(4) |  |  | Equity Method Investees(5) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Six Months Ended June 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (249 | ) |  | $ | (44 | ) |  | $ | (1,276 | ) |  | $ | (3 | ) |  | $ | (1,572 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | (3 | ) |  |  | 16 |  |  |  | — |  |  |  | 1 |  |  |  | 14 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 21 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 21 |
Other income (expense) |  |  | — |  |  |  | (1 | ) |  |  | (31 | ) |  |  | — |  |  |  | (32 | )
Total |  |  | 21 |  |  |  | (1 | ) |  |  | (31 | ) |  |  | — |  |  |  | (11 | )
Income tax expense (benefit) |  |  | (5 | ) |  |  | — |  |  |  | 8 |  |  |  | — |  |  |  | 3 |
Total, net of tax |  |  | 16 |  |  |  | (1 | ) |  |  | (23 | ) |  |  | — |  |  |  | (8 | )
Net current period other comprehensive income (loss) |  |  | 13 |  |  |  | 15 |  |  |  | (23 | ) |  |  | 1 |  |  |  | 6 |
Ending balance |  | $ | (236 | ) |  | $ | (29 | ) |  | $ | (1,299 | ) |  | $ | (2 | ) |  | $ | (1,566 | )
Six Months Ended June 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (358 | ) |  | $ | 37 |  |  | $ | (1,133 | ) |  | $ | (4 | ) |  | $ | (1,458 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 54 |  |  |  | (89 | ) |  |  | 30 |  |  |  | 1 |  |  |  | (4 | )
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 28 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 28 |
Other income (expense) |  |  | — |  |  |  | 16 |  |  |  | 45 |  |  |  | — |  |  |  | 61 |
Total |  |  | 28 |  |  |  | 16 |  |  |  | 45 |  |  |  | — |  |  |  | 89 |
Income tax expense (benefit) |  |  | (7 | ) |  |  | (4 | ) |  |  | (12 | ) |  |  | — |  |  |  | (23 | )
Total, net of tax |  |  | 21 |  |  |  | 12 |  |  |  | 33 |  |  |  | — |  |  |  | 66 |
Net current period other comprehensive income (loss) |  |  | 75 |  |  |  | (77 | ) |  |  | 63 |  |  |  | 1 |  |  |  | 62 |
Ending balance |  | $ | (283 | ) |  | $ | (40 | ) |  | $ | (1,070 | ) |  | $ | (3 | ) |  | $ | (1,396 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $79 million, $83 million, $94 million and $119 million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively. (3) Net of $9 million, $13 million, $14 million and $(10) million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively. (4) Net of $453 million, $445 million, $376 million and $396 million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively. (5) Net of $— million, $1 million, $1 million and $1 million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively.
Virginia Electric and Power Company |
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Virginia Power’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |
Three Months Ended June 30, 2023 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 7 |  |  | $ | (3 | ) |  | $ | 4 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 6 |  |  |  | (1 | ) |  |  | 5 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Total |  |  | — |  |  |  | — |  |  |  | — |
Income tax expense (benefit) |  |  | — |  |  |  | — |  |  |  | — |
Total, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | 6 |  |  |  | (1 | ) |  |  | 5 |
Ending balance |  | $ | 13 |  |  | $ | (4 | ) |  | $ | 9 |
Three Months Ended June 30, 2022 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (25 | ) |  | $ | (4 | ) |  | $ | (29 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 25 |  |  |  | (3 | ) |  |  | 22 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Total |  |  | — |  |  |  | — |  |  |  | — |
Income tax expense (benefit) |  |  | — |  |  |  | — |  |  |  | — |
Total, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | 25 |  |  |  | (3 | ) |  |  | 22 |
Ending balance |  | $ | — |  |  | $ | (7 | ) |  | $ | (7 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $(4) million, $(2) million, $— million and $9 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively. (3) Net of $1 million, $1 million, $3 million and $1 million tax at June 30, 2023, March 31, 2023, June 30, 2022 and March 31, 2022, respectively.
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |
Six Months Ended June 30, 2023 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 16 |  |  | $ | (7 | ) |  | $ | 9 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | (3 | ) |  |  | 3 |  |  |  | — |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Total |  |  | — |  |  |  | — |  |  |  | — |
Income tax expense (benefit) |  |  | — |  |  |  | — |  |  |  | — |
Total, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | (3 | ) |  |  | 3 |  |  |  | — |
Ending balance |  | $ | 13 |  |  | $ | (4 | ) |  | $ | 9 |
Six Months Ended June 30, 2022 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (45 | ) |  | $ | 4 |  |  | $ | (41 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 44 |  |  |  | (10 | ) |  |  | 34 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Interest and related charges |  |  | 1 |  |  |  | — |  |  |  | 1 |
Other income (expense) |  |  | — |  |  |  | (1 | ) |  |  | (1 | )
Total |  |  | 1 |  |  |  | (1 | ) |  |  | — |
Income tax expense (benefit) |  |  | — |  |  |  | — |  |  |  | — |
Total, net of tax |  |  | 1 |  |  |  | (1 | ) |  |  | — |
Net current period other comprehensive income (loss) |  |  | 45 |  |  |  | (11 | ) |  |  | 34 |
Ending balance |  | $ | — |  |  | $ | (7 | ) |  | $ | (7 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $(4) million, $(5) million, $— million and $16 million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively. (3) Net of $1 million, $2 million, $3 million and $(2) million tax at June 30, 2023, December 31, 2022, June 30, 2022 and December 31, 2021, respectively.

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