STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating revenues
Operating revenues	$ 477	$ 934
Operating expenses
Electric fuel and purchased power	237	693
Operating and maintenance expenses	72	71
Demand side management expenses	5	4
Depreciation and amortization	78	78
Taxes (other than income taxes)	25	21
Total operating expenses	417	867
Operating income	60	67
Other income, net	0	1
Allowance for funds used during construction — equity	0	1
Interest charges and financing costs
Interest Expense	29	30
Total interest charges and financing costs	29	30
Income before income taxes	31	39
Income tax benefit	(21)	(19)
Net income	$ 52	$ 58