CONSTELLATION ENERGY GENERATION LLC
For the period ended Jun 30, 2026. Filed Aug 6, 2026.
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Jun 30, 2026 · Filed Aug 6, 2026
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8. Property, Plant, and Equipment
Note 8 — Property, Plant, and Equipment
- Property, Plant, and Equipment
The following table presents a summary of property, plant, and equipment balances by asset category as of June 30, 2026 and December 31, 2025:
| Asset Category | June 30, 2026 | December 31, 2025 |
|---|---|---|
| Electric(a) | $51,514 | $33,253 |
| Nuclear fuel | 6,485 | 6,298 |
| CWIP(a) | 2,818 | 1,995 |
| Total property, plant, and equipment | 60,817 | 41,546 |
| Less: accumulated depreciation | 19,589 | 19,072 |
| Property, plant, and equipment, net(b) | $41,228 | $22,474 |
(a)Includes Electric and CWIP assets acquired as a result of the Calpine acquisition of $17,247 million and $1,234 million, respectively.
(b)Excludes assets held for sale related to the acquisition of Calpine. See Note 2 — Mergers, Acquisitions, and Dispositions for additional information.
The estimated useful lives of our generating facilities are based on a combination of depreciation studies, historical retirements, site licenses and management estimates of operating costs and expected energy market conditions. As a result of the acquisition of Calpine, we added a fleet of natural gas, oil, geothermal, battery storage and solar assets. There were no material changes in the estimated useful lives of our combined oil and gas, battery storage, wind and solar facilities as a result. Geothermal facility depreciation provisions are based on an estimated useful life through 2066. For additional information about the useful lives of our generating facilities and depreciation provisions, see Note 8 — Property, Plant, and Equipment of our 2025 Form 10-K.
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