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STATEMENTS OF OPERATIONS (USD $) In Millions	12 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2009
Operating revenues
Sales of electricity	$ 11,723	$ 10,713	$ 11,142
Other revenue	118	161	113
Total operating revenues	11,841	10,874	11,255
Operating expenses
Fuel	2,926	2,092	3,114
Purchased power	1,427	1,127	1,631
Operating and maintenance	3,617	3,232	2,395
Depreciation and amortization	1,772	1,724	1,598
Tax equivalents	662	457	544
Total operating expenses	10,404	8,632	9,282
Operating income	1,437	2,242	1,973
Other income (expense), net	30	24	25
Interest expense
Interest expense	1,431	1,373	1,312
Allowance for funds used during construction and nuclear fuel expenditures	(126)	(79)	(40)
Net interest expense	1,305	1,294	1,272
Net income (loss)	$ 162	$ 972	$ 726

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