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Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2024
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, 2024
Average
RemainingDukeDukeDukeDukeDuke
Useful LifeDukeEnergyProgressEnergyEnergyEnergyEnergy
(in millions)(Years)EnergyCarolinasEnergyProgressFloridaOhioIndianaPiedmont
Land $2,569 $617 $1,134 $535 $599 $258 $144 $391 
Plant – Regulated
Electric generation, distribution and transmission 37137,836 49,547 62,351 35,633 26,718 7,634 18,304 — 
Natural gas transmission and distribution 5815,333 — — — — 4,255 — 11,078 
Other buildings and improvements 412,982 1,256 698 391 307 418 372 238 
Nuclear fuel 3,518 2,003 1,515 1,515 — — — — 
Equipment 133,863 997 1,252 753 499 542 490 170 
Construction in process 7,850 2,735 3,657 1,884 1,773 385 406 405 
Other106,855 1,227 1,953 1,349 594 426 254 498 
Total property, plant and equipment(a)
180,806 58,382 72,560 42,060 30,490 13,918 19,970 12,780 
Total accumulated depreciation – regulated(b)(c)
(55,535)(19,090)(23,586)(15,930)(7,650)(3,674)(6,848)(2,432)
Total accumulated depreciation – other(d)
(1,968)— — — — — — — 
Total net property, plant and equipment $123,303 $39,292 $48,974 $26,130 $22,840 $10,244 $13,122 $10,348 
(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.
December 31, 2023
Average
RemainingDukeDukeDukeDukeDuke
Useful LifeDukeEnergyProgressEnergyEnergyEnergyEnergy
(in millions)(Years)EnergyCarolinasEnergyProgressFloridaOhioIndianaPiedmont
Land $2,345 $581 $1,012 $502 $510 $242 $133 $352 
Plant – Regulated
Electric generation, distribution and transmission 40129,985 48,107 57,436 33,171 24,265 7,243 17,199 — 
Natural gas transmission and distribution 5714,130 — — — — 3,993 — 10,137 
Other buildings and improvements 422,887 1,213 677 377 300 421 355 221 
Nuclear fuel 3,303 1,866 1,437 1,437 — — — — 
Equipment 143,409 870 1,104 654 450 474 442 143 
Construction in process 8,372 2,578 3,941 1,661 2,280 427 427 690 
Other126,922 1,455 2,037 1,481 548 410 344 365 
Total property, plant and equipment(a)
171,353 56,670 67,644 39,283 28,353 13,210 18,900 11,908 
Total accumulated depreciation – regulated(b)(c)
(54,323)(19,896)(22,300)(15,227)(7,067)(3,451)(6,501)(2,259)
Total accumulated depreciation – other(d)
(1,715)— — — — — — — 
Total net property, plant and equipment $115,315 $36,774 $45,344 $24,056 $21,286 $9,759 $12,399 $9,649 
(a)    Includes finance leases of $697 million, $335 million, $615 million, $552 million, $63 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, Duke Energy Progress and Duke Energy Florida amounts are net of $292 million, $119 million and $173 million, respectively, of accumulated amortization of finance leases.
(b)    Includes $1,793 million, $991 million, $802 million and $802 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 $3 million, $67 million, and $4 million at Duke Energy, Duke Energy Carolinas and Duke Energy Indiana, respectively.
(d)    Includes accumulated amortization of finance leases of $7 million at Duke Energy.
The following table presents capitalized interest, which includes the debt component of AFUDC.
Years Ended December 31,
(in millions)202420232022
Duke Energy$201 $201 $118 
Duke Energy Carolinas61 62 50 
Progress Energy57 41 26 
Duke Energy Progress52 35 19 
Duke Energy Florida5 6 7 
Duke Energy Ohio14 16 14 
Duke Energy Indiana
13 21 3 
Piedmont8 8 4