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Property, Plant and Equipment | 12 Months Ended
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Dec. 31, 2025
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | PROPERTY, PLANT AND EQUIPMENT The following tables summarize the property, plant and equipment for Duke Energy and its subsidiary registrants.
| December 31, 2025
| Average |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Remaining |  |  |  | Duke |  |  |  | Duke |  | Duke |  | Duke |  | Duke |  |
| Useful Life |  | Duke |  | Energy |  | Progress |  | Energy |  | Energy |  | Energy |  | Energy |  |
(in millions) | (Years) |  | Energy |  | Carolinas |  | Energy |  | Progress |  | Florida |  | Ohio |  | Indiana |  | Piedmont
Land |  |  | $ | 2,667 |  |  | $ | 644 |  |  | $ | 1,226 |  |  | $ | 557 |  |  | $ | 669 |  |  | $ | 289 |  |  | $ | 157 |  |  | $ | 326 |
Plant – Regulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 38 |  | 145,947 |  |  | 52,259 |  |  | 66,751 |  |  | 37,561 |  |  | 29,190 |  |  | 7,945 |  |  | 18,992 |  |  | — |
Natural gas transmission and distribution | 58 |  | 14,201 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 4,529 |  |  | — |  |  | 9,672 |
Other buildings and improvements | 40 |  | 3,214 |  |  | 1,280 |  |  | 854 |  |  | 423 |  |  | 431 |  |  | 437 |  |  | 381 |  |  | 262 |
Nuclear fuel |  |  | 3,683 |  |  | 2,128 |  |  | 1,555 |  |  | 1,555 |  |  | — |  |  | — |  |  | — |  |  | — |
Equipment | 11 |  | 4,193 |  |  | 1,132 |  |  | 1,456 |  |  | 852 |  |  | 604 |  |  | 555 |  |  | 540 |  |  | 131 |
Construction in process |  |  | 10,075 |  |  | 3,708 |  |  | 4,390 |  |  | 2,761 |  |  | 1,629 |  |  | 394 |  |  | 884 |  |  | 408 |
Other | 11 |  | 6,429 |  |  | 1,362 |  |  | 2,115 |  |  | 1,466 |  |  | 637 |  |  | 478 |  |  | 287 |  |  | 526 |
Total property, plant and equipment(a) |  |  | 190,409 |  |  | 62,513 |  |  | 78,347 |  |  | 45,175 |  |  | 33,160 |  |  | 14,627 |  |  | 21,241 |  |  | 11,325 |
Total accumulated depreciation – regulated(b)(c) |  |  | (59,441) |  |  | (20,658) |  |  | (25,425) |  |  | (16,980) |  |  | (8,437) |  |  | (3,812) |  |  | (7,492) |  |  | (2,168) |
Total accumulated depreciation – other(d) |  |  | (1,009) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total net property, plant and equipment |  |  | $ | 129,959 |  |  | $ | 41,855 |  |  | $ | 52,922 |  |  | $ | 28,195 |  |  | $ | 24,723 |  |  | $ | 10,815 |  |  | $ | 13,749 |  |  | $ | 9,157 |
(a) Includes finance leases of $682 million, $349 million, $605 million, $478 million, $127 million and $13 million at Duke Energy, Duke Energy Carolinas, Progress Energy, Duke Energy Progress, Duke Energy Florida and Duke Energy Indiana, respectively, primarily within Plant – Regulated. The Progress Energy, Duke Energy Progress and Duke Energy Florida amounts are net of $208 million, $203 million and $5 million, respectively, of accumulated amortization of finance leases. (b) Includes $1,886 million, $1,064 million, $822 million and $822 million of accumulated amortization of nuclear fuel at Duke Energy, Duke Energy Carolinas, Progress Energy and Duke Energy Progress, respectively. (c) Includes accumulated amortization of finance leases of $98 million and $5 million at Duke Energy Carolinas and Duke Energy Indiana, respectively. (d) Includes accumulated amortization of finance leases of $35 million at Duke Energy.
| December 31, 2024
| Average |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Remaining |  |  |  | Duke |  |  |  | Duke |  | Duke |  | Duke |  | Duke |  |
| Useful Life |  | Duke |  | Energy |  | Progress |  | Energy |  | Energy |  | Energy |  | Energy |  |
(in millions) | (Years) |  | Energy |  | Carolinas |  | Energy |  | Progress |  | Florida |  | Ohio |  | Indiana |  | Piedmont
Land |  |  | $ | 2,503 |  |  | $ | 617 |  |  | $ | 1,134 |  |  | $ | 535 |  |  | $ | 599 |  |  | $ | 258 |  |  | $ | 144 |  |  | $ | 325 |
Plant – Regulated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric generation, distribution and transmission | 37 |  | 137,836 |  |  | 49,547 |  |  | 62,351 |  |  | 35,633 |  |  | 26,718 |  |  | 7,634 |  |  | 18,304 |  |  | — |
Natural gas transmission and distribution | 57 |  | 13,482 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 4,255 |  |  | — |  |  | 9,227 |
Other buildings and improvements | 41 |  | 2,948 |  |  | 1,256 |  |  | 698 |  |  | 391 |  |  | 307 |  |  | 418 |  |  | 372 |  |  | 204 |
Nuclear fuel |  |  | 3,518 |  |  | 2,003 |  |  | 1,515 |  |  | 1,515 |  |  | — |  |  | — |  |  | — |  |  | — |
Equipment | 13 |  | 3,850 |  |  | 997 |  |  | 1,252 |  |  | 753 |  |  | 499 |  |  | 542 |  |  | 490 |  |  | 157 |
Construction in process |  |  | 7,756 |  |  | 2,735 |  |  | 3,657 |  |  | 1,884 |  |  | 1,773 |  |  | 385 |  |  | 406 |  |  | 311 |
Other | 10 |  | 6,844 |  |  | 1,227 |  |  | 1,953 |  |  | 1,349 |  |  | 594 |  |  | 426 |  |  | 254 |  |  | 488 |
Total property, plant and equipment(a) |  |  | 178,737 |  |  | 58,382 |  |  | 72,560 |  |  | 42,060 |  |  | 30,490 |  |  | 13,918 |  |  | 19,970 |  |  | 10,712 |
Total accumulated depreciation – regulated(b)(c) |  |  | (55,143) |  |  | (19,090) |  |  | (23,586) |  |  | (15,930) |  |  | (7,650) |  |  | (3,674) |  |  | (6,848) |  |  | (2,041) |
Total accumulated depreciation – other(d) |  |  | (1,968) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total net property, plant and equipment |  |  | $ | 121,626 |  |  | $ | 39,292 |  |  | $ | 48,974 |  |  | $ | 26,130 |  |  | $ | 22,840 |  |  | $ | 10,244 |  |  | $ | 13,122 |  |  | $ | 8,671 |
(a) Includes finance leases of $670 million, $336 million, $620 million, $512 million, $108 million, and $10 million at Duke Energy, Duke Energy Carolinas, Progress Energy, Duke Energy Progress, Duke Energy Florida and Duke Energy Indiana, respectively, primarily within Plant – Regulated. The Progress Energy and Duke Energy Progress amounts are net of $159 million of accumulated amortization of finance leases. (b) Includes $1,824 million, $1,010 million, $814 million and $814 million of accumulated amortization of nuclear fuel at Duke Energy, Duke Energy Carolinas, Progress Energy and Duke Energy Progress, respectively. (c) Includes accumulated amortization of finance leases of $84 million and $4 million at Duke Energy Carolinas and Duke Energy Indiana, respectively. (d) Includes accumulated amortization of finance leases of $25 million at Duke Energy. The following table presents capitalized interest, which includes the debt component of AFUDC.
| Years Ended December 31,
(in millions) | 2025 |  | 2024 |  | 2023
Duke Energy | $ | 182 |  |  | $ | 201 |  |  | $ | 201 |
Duke Energy Carolinas | 66 |  |  | 61 |  |  | 62 |
Progress Energy | 60 |  |  | 57 |  |  | 41 |
Duke Energy Progress | 53 |  |  | 52 |  |  | 35 |
Duke Energy Florida | 7 |  |  | 5 |  |  | 6 |
Duke Energy Ohio | 10 |  |  | 14 |  |  | 16 |
Duke Energy Indiana | 2 |  |  | 13 |  |  | 21 |
Piedmont | 7 |  |  | 8 |  |  | 8 |

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