CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data	3 Months Ended				6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010		Jun. 30, 2011		Jun. 30, 2010
Operating Revenues:
Gas sales	$ 524,466		$ 415,576		$ 991,910		$ 894,987
Gas marketing	201,358		142,579		372,456		300,252
Oil sales	2,503		3,620		5,230		7,082
Gas gathering	36,839		28,215		71,420		53,588
Other	0		(47)		485		2,151
Total Operating Revenues	765,166		589,943		1,441,501		1,258,060
Operating Costs and Expenses:
Gas purchases - midstream services	200,052		141,792		370,282		299,460
Operating expenses	55,054		50,943		111,852		87,509
General and administrative expenses	40,238		36,633		77,355		69,577
Depreciation, depletion and amortization	171,620		144,006		335,067		283,023
Taxes, other than income taxes	15,660		10,252		31,752		24,084
Total operating costs and expenses	482,624		383,626		926,308		763,653
Operating Income	282,542		206,317		515,193		494,407
Interest Expense:
Interest on debt	16,640		14,199		31,684		28,128
Other interest charges	1,001		505		2,512		944
Interest capitalized	(11,471)		(8,524)		(20,590)		(16,384)
Total Interest Expense	6,170	[1]	6,180	[1]	13,606	[1]	12,688	[1]
Other income (loss), net	69		(84)		443		(61)
Income before income taxes	276,441		200,053		502,030		481,658
Provision for Income Taxes:
Current	100		2,700		200		2,700
Deferred	108,887		75,344		197,767		185,181
Total Provision for Income Taxes	108,987	[1]	78,044	[1]	197,967	[1]	187,881	[1]
Net income	167,454		122,009		304,063		293,777
Less: Net Loss Attributable to noncontrolling interest	0		(60)		0		(89)
Net income attributable to Southwestern Energy	$ 167,454		$ 122,069		$ 304,063		$ 293,866
Earnings Per Share:
Net Income Attributable to Southwestern Energy stockholders - Basic	$ 0.48		$ 0.35		$ 0.88		$ 0.85
Net income attributable to Southwestern Energy stockholders - Diluted	$ 0.48		$ 0.35		$ 0.87		$ 0.84
Weighted Average Common Shares Outstanding:
Basic	347,132,830		345,288,773		346,984,194		345,194,534
Diluted	349,970,819		349,341,731		349,840,044		349,364,654

[1] (1) Interest income, interest expense and the provision for income taxes by segment are allocated as they are incurred at the corporate level.