CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating activities
Net income	$ 211	$ 139
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	270	264
Nuclear fuel amortization	20	29
Deferred income taxes	112	(30)
Allowance for equity funds used during construction	(11)	(8)
Provision for bad debts	6	8
Changes in operating assets and liabilities:
Accounts receivable	16	(18)
Accrued unbilled revenues	13	112
Inventories	15	68
Other current assets	(74)	(29)
Accounts payable	(21)	(133)
Net regulatory assets and liabilities	(7)	157
Other current liabilities	(170)	44
Pension and other employee benefit obligations	(42)	(22)
Other, net	12	6
Net cash provided by operating activities	350	587
Investing activities
Capital/construction expenditures	(612)	(532)
Purchase of investment securities	(189)	(236)
Proceeds from the sale of investment securities	179	228
Investments in utility money pool arrangement	(317)	(5)
Repayments from utility money pool arrangement	129	0
Other, net	(2)	(2)
Net cash used in investing activities	(812)	(547)
Financing activities
Repayments of short-term borrowings, net	(165)	(87)
Borrowings under utility money pool arrangement	100	0
Repayments under utility money pool arrangement	(100)	0
Proceeds from issuance of long-term debt	688	0
Capital contributions from parent	347	151
Dividends paid to parent	(121)	(122)
Net cash provided by (used in) financing activities	749	(58)
Net change in cash, cash equivalents and restricted cash	287	(18)
Cash, cash equivalents and restricted cash at beginning of period	34	65
Cash, cash equivalents and restricted cash at end of period	321	47
Supplemental disclosure of cash flow information:
Cash paid for interest (net of amounts capitalized)	(69)	(69)
Cash received from (paid for) income taxes, net; includes proceeds from tax credit transfers	76	(5)
Other Noncash Investing and Financing Items [Abstract]
Accrued property, plant and equipment additions	149	170
Inventory transfers to property, plant and equipment	9	9
Allowance for equity funds used during construction	11	8
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 0	$ 29

NORTHERN STATES POWER CO 10-Q