Condensed Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues, net	$ 450	$ 439	$ 1,342	$ 1,334
Operating expenses:
Purchased power and fuel	182	182	533	545
Production and distribution	49	50	153	147
Administrative and other	50	55	160	158
Depreciation and amortization	63	59	188	170
Taxes other than income taxes	24	25	77	74
Total operating expenses	368	371	1,111	1,094
Income from operations	82	68	231	240
Other income (expense):
Allowance for equity funds used during construction	1	1	4	3
Miscellaneous income (expense), net	0	(4)	2	(1)
Other income, net	1	(3)	6	2
Interest expense	27	27	82	82
Income before income taxes	56	38	155	160
Income taxes	19	11	43	42
Net income	37	27	112	118
Net income and Net income attributable to Portland General Electric Company	38	27	113	118
Net Income (Loss) Attributable to Noncontrolling Interest	$ (1)	$ 0	$ (1)	$ 0
Weighted-average shares outstanding (in thousands):
Basic	75,528	75,342	75,486	75,329
Diluted	75,541	75,358	75,500	75,345
Earnings per share - basic and diluted	$ 0.50	$ 0.36	$ 1.49	$ 1.57
Dividends declared per common share	$ 0.270	$ 0.265	$ 0.805	$ 0.790