Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income	$ 120	$ 98
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	212	202
Deferred income taxes	4	6
Pension and other postretirement benefits	12	12
Allowance for equity funds used during construction	(7)	(5)
Decoupling mechanism deferrals, net of amortization	(8)	(1)
(Amortization) of net benefits due to Tax Reform	(11)	(11)
Other non-cash income and expenses, net	46	21
Changes in working capital:
Decrease in accounts receivable, net	40	63
(Increase) in inventories	(13)	(17)
(Increase)/decrease in margin deposits	(9)	11
(Decrease) in accounts payable and accrued liabilities	(27)	(65)
Other working capital items, net	18	16
Other, net	(21)	(16)
Net cash provided by operating activities	356	314
Cash flows from investing activities:
Capital expenditures	(370)	(271)
Sales of Nuclear decommissioning trust securities	4	7
Purchases of Nuclear decommissioning trust securities	(3)	(5)
Other, net	(1)	(2)
Net cash used in investing activities	(370)	(271)
Cash flows from financing activities:
Proceeds from Issuance of long-term debt	319	200
Payments on long-term debt	(98)	(300)
Borrowings on short-term debt	200	0
Repayments of short-term debt	50	0
Issuance of commercial paper, net	0	17
Dividends paid	(69)	(65)
Other	(15)	(3)
Net cash provided by (used in) financing activities	287	(151)
Increase (Decrease) in cash and cash equivalents	273	(108)
Cash and cash equivalents, beginning of period	30	119
Cash and cash equivalents, end of period	303	11
Supplemental cash flow information is as follows:
Cash paid for interest, net of amounts capitalized	56	60
Cash paid for income taxes, net	$ 5	$ 20