CONDENSED STATEMENTS OF CONSOLIDATED INCOME (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenues	$ 891	$ 954	$ 3,979	$ 3,350
Expenses:
Natural gas	595	520	2,671	1,898
Natural gas-affiliates	42	0	70	0
Operation and maintenance	172	231	632	698
Depreciation and amortization	49	72	182	211
Taxes other than income taxes	29	31	114	108
Goodwill impairment	0	252	0	252
Total	887	1,106	3,669	3,167
Operating Income (Loss)	4	(152)	310	183
Other Income (Expense):
Interest and other finance charges	(36)	(44)	(118)	(133)
Equity in earnings of unconsolidated affiliates, net	80	8	122	25
Step acquisition gain	0	136	0	136
Other, net	2	0	(3)	0
Total	46	100	1	28
Income Before Income Taxes	50	(52)	311	211
Income tax expense	18	75	313	178
Net Income (Loss)	$ 32	$ (127)	$ (2)	$ 33