CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
OPERATING REVENUES:
Transportation and storage of natural gas	$ 123	$ 122	$ 272	$ 292
Other	5	6	11	15
Total operating revenues	128	128	283	307
OPERATING EXPENSES:
Cost of natural gas and other energy	1	2	3	3
Operating, maintenance and general	61	60	126	117
Depreciation and amortization	35	32	70	63
Total operating expenses	97	94	199	183
OPERATING INCOME	31	34	84	124
OTHER INCOME (EXPENSE):
Interest expense, net of interest capitalized	(12)	(19)	(25)	(37)
Income (loss) from unconsolidated affiliates	(6)	6	(2)	(2)
Interest income - affiliates	1	7	1	12
Other, net	5	2	4	4
Total other expenses, net	(12)	(4)	(22)	(23)
INCOME BEFORE INCOME TAX EXPENSE	19	30	62	101
Income tax expense	25	14	37	120
NET INCOME (LOSS)	(6)	16	25	(19)
Less: Net income attributable to noncontrolling interest	0	0	0	6
NET INCOME (LOSS) ATTRIBUTABLE TO PARTNERS	$ (6)	$ 16	$ 25	$ (25)