CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Dec. 31, 2012 Successor	Dec. 31, 2011 Predecessor
CURRENT ASSETS:
Cash and cash equivalents	$ 0	$ 0
Accounts receivable net of allowances of nil and $1, respectively	74	76
Accounts receivable from related companies	14	6
Natural gas imbalances receivable	10	53
Note receivable from related party	0	342
System natural gas and operating supplies	144	115
Other	20	21
Total current assets	262	613
PROPERTY, PLANT AND EQUIPMENT:
Plant in service	4,076	4,046
Construction work in progress	45	42
Total property, plant and equipment	4,121	4,088
Accumulated depreciation and amortization	(57)	(733)
Net property, plant and equipment	4,064	3,355
GOODWILL	1,785	0
NOTE RECEIVABLE FROM RELATED PARTY	831	688
OTHER NON-CURRENT ASSETS	108	19
Total assets	7,050	4,675
CURRENT LIABILITIES:
Current portion of long-term debt	258	342
Accounts payable	12	13
Accounts payable to related companies	27	52
Natural gas imbalances — payable	130	145
Accrued taxes	13	18
Accrued interest	13	14
Capital accruals	13	11
Other	56	56
Total current liabilities	522	651
LONG-TERM DEBT, less current portion	1,499	1,624
DEFERRED INCOME TAXES	853	538
OTHER NON-CURRENT LIABILITIES	135	70
COMMITMENTS AND CONTINGENCIES (Note 15)
PARTNERS’ CAPITAL:
Partners’ capital	4,050	1,809
Accumulated other comprehensive loss	(9)	(16)
Tax sharing note receivable — related party	0	(1)
Total partners’ capital	4,041	1,792
Total liabilities and partners’ capital	$ 7,050	$ 4,675