CONDENSED CONSOLIDATED BALANCE SHEET (UNAUDITED) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 48	$ 56
Accounts receivable, billed and unbilled, less allowances of $896 and $897, respectively	69,021	77,888
Accounts receivable - related parties	4,233	5,922
Natural gas imbalances - receivable	69,435	51,607
System natural gas and operating supplies	103,204	147,254
Note receivable - related party	368,126	0
Other	25,732	22,261
Total current assets	639,799	304,988
Property, plant and equipment:
Plant in service	3,963,037	3,952,425
Construction work in progress	70,457	47,085
Property, Plant and Equipment, Gross	4,033,494	3,999,510
Less accumulated depreciation and amortization	677,986	613,336
Net property, plant and equipment	3,355,508	3,386,174
Note receivable - related parties	610,530	823,406
Other	21,756	24,361
Total assets	4,627,593	4,538,929
Partners Capital Abstract
Partners' capital	1,726,522	1,640,691
Accumulated other comprehensive loss	(11,991)	(16,928)
Tax sharing note receivable	(2,173)	(3,188)
Total partners' capital	1,712,358	1,620,575
Long-term debt	1,169,131	1,984,427
Total capitalization	2,881,489	3,605,002
Current liabilities:
Current portion of long-term debt	815,391	0
Accounts payable	13,488	9,811
Accounts payable - related parties	57,368	56,393
Natural gas imbalances - payable	150,913	177,192
Accrued taxes	17,406	15,423
Accrued interest	14,211	14,298
Capital Accruals	12,845	33,038
Other	91,611	95,191
Total current liabilities	1,173,233	401,346
Deferred income taxes, net	520,031	466,309
Other	52,840	66,272
Commitments and contingencies	0	0
Total stockholders' equity and liabilities	$ 4,627,593	$ 4,538,929