STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating activities
Net income	$ 59	$ 57
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	114	100
Deferred income taxes	(11)	14
Allowance for equity funds used during construction	(5)	(2)
Provision for bad debts	2	2
Changes in operating assets and liabilities:
Accounts receivable	(9)	79
Accrued unbilled revenues	(25)	2
Inventories	(18)	(13)
Prepayments and other	13	(7)
Accounts payable	0	3
Net regulatory assets and liabilities	(20)	15
Other current liabilities	(49)	(25)
Pension and other employee benefit obligations	(2)	(2)
Other, net	(20)	(15)
Net cash provided by operating activities	29	208
Investing activities
Utility capital/construction expenditures	(280)	(206)
Net cash used in investing activities	(280)	(206)
Financing activities
Repayments of short-term borrowings, net	64	70
Borrowings under utility money pool arrangement	337	246
Repayments under utility money pool arrangement	(320)	(173)
Capital contributions from parent	210	12
Dividends paid to parent	(51)	(101)
Net cash provided by financing activities	240	54
Net change in cash, cash equivalents and restricted cash	(11)	56
Cash, cash equivalents and restricted cash at beginning of period	14	3
Cash, cash equivalents and restricted cash at end of period	3	59
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(25)	(25)
Cash received for income taxes, net; includes proceeds from tax credit transfers	5	15
Supplemental disclosure of non-cash investing and financing transactions:
Accrued property, plant and equipment additions	122	55
Inventory transfers to property, plant and equipment	13	10
Allowance for equity funds used during construction	5	2
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 3	$ 59