STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating activities
Net income	$ 57	$ 54
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	100	92
Deferred income taxes	14	(40)
Allowance for equity funds used during construction	(2)	(1)
Provision for bad debts	2	2
Changes in operating assets and liabilities:
Accounts receivable	79	23
Accrued unbilled revenues	(2)	3
Inventories	(13)	(14)
Prepayments and other	(7)	4
Accounts payable	3	(30)
Net regulatory assets and liabilities	15	108
Other current liabilities	(25)	(3)
Pension and other employee benefit obligations	(2)	(1)
Other, net	(15)	(3)
Net cash provided by operating activities	208	188
Investing activities
Utility capital/construction expenditures	(206)	(170)
Net cash used in investing activities	(206)	(170)
Financing activities
Proceeds from short-term borrowings, net	70	44
Borrowings under utility money pool arrangement	246	5
Repayments under utility money pool arrangement	(173)	0
Capital contributions from parent	12	0
Dividends paid to parent	(101)	(66)
Net cash used in financing activities	54	(17)
Net change in cash, cash equivalents and restricted cash	56	1
Cash, cash equivalents and restricted cash at beginning of period	3	2
Cash, cash equivalents and restricted cash at end of period	59	3
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(25)	(22)
Cash received (paid) for income taxes, net; includes proceeds from tax credit transfers	15	(11)
Supplemental disclosure of non-cash investing and financing transactions:
Accrued property, plant and equipment additions	55	46
Inventory transfers to property, plant and equipment	10	9
Allowance for equity funds used during construction	2	1
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 59	$ 3