UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating activities:
Net income	$ 4,163	$ 3,691
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation and accretion	1,336	1,281
Amortization of intangible assets	132	113
Amortization of major maintenance costs for reaction-based plants	38	19
Other amortization expense	169	181
Impairment of assets other than goodwill	48	113
Equity in income of unconsolidated affiliates	(335)	(447)
Distributions received from unconsolidated affiliates attributable to earnings	329	406
Net losses attributable to asset sales and related matters	3	8
Deferred income tax expense	24	33
Change in fair market value of derivative instruments	46	(86)
Non-cash expense related to long-term operating leases	43	29
Net effect of changes in operating accounts	(682)	1,047
Other operating activities	0	(1)
Net cash flows provided by operating activities	5,314	6,387
Investing activities:
Capital expenditures	(1,203)	(1,806)
Cash used for business combinations, net of cash received	(3,204)	0
Investments in unconsolidated affiliates	(1)	(1)
Distributions received from unconsolidated affiliates attributable to the return of capital	82	41
Proceeds from asset sales	20	58
Other investing activities	(3)	(13)
Cash used in investing activities	(4,309)	(1,721)
Financing activities:
Borrowings under debt agreements	64,482	11,159
Repayments of debt	(64,828)	(11,492)
Debt issuance costs	(1)	(15)
Monetization of interest rate derivative instruments	0	75
Cash distributions paid to common unitholders	(3,061)	(2,948)
Cash payments made in connection with distribution equivalent rights	(26)	(23)
Cash distributions paid to noncontrolling interests	(115)	(115)
Cash contributions from noncontrolling interests	4	23
Repurchase of common units under 2019 Buyback Program	(107)	(89)
Other financing activities	(63)	(41)
Cash used in financing activities	(3,715)	(3,466)
Net change in cash and cash equivalents, including restricted cash	(2,710)	1,200
Cash and cash equivalents, including restricted cash, at beginning of period	2,965	1,158
Cash and cash equivalents, including restricted cash, at end of period	$ 255	$ 2,358