CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating activities
Net income	$ 47	$ 32
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	39	37
Deferred income taxes	(1)	9
Allowance for equity funds used during construction	2	1
Provision for bad debts	2	0
Changes in operating assets and liabilities:
Accounts receivable	(17)	4
Accrued unbilled revenues	18	10
Inventories	4	2
Other current assets	5	6
Accounts payable	(8)	(9)
Net regulatory assets and liabilities	4	(47)
Other current liabilities	15	(3)
Pension and other employee benefit obligations	(1)	(5)
Other, net	3	1
Net cash provided by operating activities	108	36
Investing activities
Capital/construction expenditures	(87)	(51)
Net cash used in investing activities	(87)	(51)
Financing activities
(Repayments of) proceeds from short-term borrowings, net	(83)	7
Borrowings under utility money pool arrangement	235	(56)
Repayments under utility money pool arrangement	(187)	43
Capital contributions from parent	31	39
Dividends paid to parent	(27)	(20)
Other, net	1	2
Net cash (used in) provided by financing activities	(30)	15
Net change in cash, cash equivalents and restricted cash	(9)	0
Cash, cash equivalents and restricted cash at beginning of period	11	2
Cash, cash equivalents and restricted cash at end of period	2	2
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(10)	(10)
Cash paid for income taxes, net	0	(1)
Supplemental disclosure of non-cash investing and financing transactions:
Accrued property, plant and equipment additions	17	14
Inventory transfers to property, plant and equipment	1	1
Allowance for equity funds used during construction	$ 2	$ 1