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v3.25.2

Statement of Net Income (Unaudited) - Transco - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Revenues [Abstract] |  |  |  |
Revenues | $ 2,781 | $ 2,336 | $ 5,829 | $ 5,107
Costs and Expenses [Abstract] |  |  |  |
Depreciation, depletion, and amortization | 605 | 540 | 1,190 | 1,088
Other Operating Income (Expense), Net | 13 | (27) | 3 | (44)
Total costs and expenses | 1,836 | 1,640 | 3,790 | 3,399
Operating income (loss) | 945 | 696 | 2,039 | 1,708
Interest expense | (350) | (339) | (699) | (688)
Other Nonoperating Income (Expense) | 16 | 33 | 30 | 64
Net income (loss) attributable to The Williams Companies, Inc. | 546 | 401 | 1,237 | 1,033
Transcontinental Gas Pipe Line Company, LLC [Member] |  |  |  |
Revenues [Abstract] |  |  |  |
Revenues | 791 | 710 | 1,561 | 1,442
Costs and Expenses [Abstract] |  |  |  |
Cost of natural gas sales | 26 | 22 | 44 | 46
Utilities Operating Expense, Maintenance and Operations | 117 | 118 | 241 | 238
General and Administrative Expense | 53 | 52 | 110 | 103
Depreciation, depletion, and amortization | 166 | 131 | 315 | 265
Taxes, Miscellaneous | 31 | 29 | 61 | 57
Other Operating Income (Expense), Net | 15 | (10) | 21 | (25)
Total costs and expenses | 408 | 342 | 792 | 684
Operating income (loss) | 383 | 368 | 769 | 758
Interest expense | (81) | (80) | (162) | (161)
Interest Income, Other | 7 | 15 | 15 | 33
Public Utilities, Allowance for Funds Used During Construction, Additions | 6 | 27 | 15 | 50
Other Nonoperating Income (Expense) | (1) | (1) | (2) | (3)
Net income (loss) attributable to The Williams Companies, Inc. | 314 | 329 | 635 | 677
Natural Gas, US Regulated | Transcontinental Gas Pipe Line Company, LLC [Member] |  |  |  |
Revenues [Abstract] |  |  |  |
Revenues | 694 | 634 | 1,384 | 1,286
Natural Gas, Storage | Transcontinental Gas Pipe Line Company, LLC [Member] |  |  |  |
Revenues [Abstract] |  |  |  |
Revenues | 63 | 48 | 118 | 96
Natural Gas, Gathering, Transportation, Marketing and Processing | Transcontinental Gas Pipe Line Company, LLC [Member] |  |  |  |
Revenues [Abstract] |  |  |  |
Revenues | 26 | 22 | 44 | 46
Product and Service, Other | Transcontinental Gas Pipe Line Company, LLC [Member] |  |  |  |
Revenues [Abstract] |  |  |  |
Revenues | $ 8 | $ 6 | $ 15 | $ 14

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