CONDENSED STATEMENTS OF CONSOLIDATED INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenues:
Utility revenues	$ 390	$ 370	$ 1,767	$ 1,672
Non-utility revenues	861	608	2,964	1,433
Total	1,251	978	4,731	3,105
Expenses:
Utility natural gas	106	99	706	663
Non-utility natural gas	832	584	2,843	1,368
Operation and maintenance	187	175	603	571
Depreciation and amortization	68	62	202	185
Taxes other than income taxes	32	32	104	108
Total	1,225	952	4,458	2,895
Operating Income	26	26	273	210
Other Income (Expense):
Interest and other finance charges	(32)	(29)	(92)	(93)
Equity in earnings of unconsolidated affiliate, net	68	73	199	164
Other, net	1	(1)	3	1
Total	37	43	110	72
Income Before Income Taxes	63	69	383	282
Income tax expense	25	26	144	113
Net Income	$ 38	$ 43	$ 239	$ 169