Supplemental Condensed Consolidating Financial Information (Tables)

6 Months Ended

Jun. 30, 2011

Supplemental Condensed Consolidating Financial Information

Condensed Consolidating Balance Sheet

Condensed Consolidating Balance Sheets

	As of June 30, 2011
	Parent		Guarantor Subsidiaries		Non-Guarantor Subsidiaries		Consolidating Adjustments			Consolidated
ASSETS
Current assets:
Cash and cash equivalents	$	3	$	71,584	$	23,448	$	—		$	95,035
Receivables and other current assets	846		216,623		26,217		—			243,686
Intercompany receivables	1,667,583		9,237		9,688		(1,686,508		)	—
Fair value of derivative instruments	—		2,835		—		—			2,835
Total current assets	1,668,432		300,279		59,353		(1,686,508		)	341,556
Total property, plant and equipment, net	4,379		1,657,181		956,486		(14,204		)	2,603,842
Other long-term assets:
Restricted cash	—		—		28,100		—			28,100
Investment in unconsolidated affiliate	—		27,633		—		—			27,633
Investment in consolidated affiliates	825,036		482,222		—		(1,307,258		)	—
Intangibles, net of accumulated amortization	—		625,177		560		—			625,737
Fair value of derivative instruments	—		3,349		—		—			3,349
Intercompany notes receivable	215,160		—		—		(215,160		)	—
Other long-term assets	33,657		70,780		371		—			104,808
Total assets	$	2,746,664	$	3,166,621	$	1,044,870	$	(3,223,130	)	$	3,735,025
LIABILITIES AND EQUITY
Current liabilities:
Intercompany payables	$	9,217	$	1,677,066	$	225	$	(1,686,508	)	$	—
Fair value of derivative instruments	—		78,345		—		—			78,345
Other current liabilities	29,173		195,445		63,779		—			288,397
Total current liabilities	38,390		1,950,856		64,004		(1,686,508		)	366,742
Deferred income taxes	1,606		5,254		—		—			6,860
Intercompany notes payable	—		192,160		23,000		(215,160		)	—
Fair value of derivative instruments	—		81,121		—		—			81,121
Long-term debt, net of discounts	1,582,102		—		—		—			1,582,102
Other long-term liabilities	3,412		112,194		192		—			115,798
Equity:
MarkWest Energy Partners, L.P. partners’ capital	1,121,154		825,036		957,674		(1,796,914		)	1,106,950
Non-controlling interest in consolidated subsidiaries	—		—		—		475,452			475,452
Total equity	1,121,154		825,036		957,674		(1,321,462		)	1,582,402
Total liabilities and equity	$	2,746,664	$	3,166,621	$	1,044,870	$	(3,223,130	)	$	3,735,025

	As of December 31, 2010
	Parent		Guarantor Subsidiaries		Non-Guarantor Subsidiaries		Consolidating Adjustments			Consolidated
ASSETS
Current assets:
Cash and cash equivalents	$	—	$	63,850	$	3,600	$	—		$	67,450
Receivables and other current assets	1,708		172,209		52,834		—			226,751
Intercompany receivables	1,440,302		1,099		7,635		(1,449,036		)	—
Fair value of derivative instruments	—		4,345		—		—			4,345
Total current assets	1,442,010		241,503		64,069		(1,449,036		)	298,546
Total property, plant and equipment, net	4,623		1,512,763		812,898		(11,260		)	2,319,024
Other long-term assets:
Restricted cash	—		—		28,001		—			28,001
Investment in unconsolidated affiliate	—		28,688		—		—			28,688
Investment in consolidated affiliates	716,673		368,864		—		(1,085,537		)	—
Intangibles, net of accumulated amortization	—		613,000		578		—			613,578
Fair value of derivative instruments	—		417		—		—			417
Intercompany notes receivable	197,710		—		—		(197,710		)	—
Other long-term assets	32,587		12,139		382		—			45,108
Total assets	$	2,393,603	$	2,777,374	$	905,928	$	(2,743,543	)	$	3,333,362
LIABILITIES AND EQUITY
Current liabilities:
Intercompany payables	$	672	$	1,447,799	$	565	$	(1,449,036	)	$	—
Fair value of derivative instruments	—		65,489		—		—			65,489
Other current liabilities	31,882		173,667		70,804		—			276,353
Total current liabilities	32,554		1,686,955		71,369		(1,449,036		)	341,842
Deferred income taxes	2,533		7,894		—		—			10,427
Intercompany notes payable	—		197,710		—		(197,710		)	—
Fair value of derivative instruments	—		66,290		—		—			66,290
Long-term debt, net of discounts	1,273,434		—		—		—			1,273,434
Other long-term liabilities	3,319		101,852		178		—			105,349
Equity:
MarkWest Energy Partners, L.P. partners’ capital	1,081,763		716,673		834,381		(1,562,314		)	1,070,503
Non-controlling interest in consolidated subsidiaries	—		—		—		465,517			465,517
Total equity	1,081,763		716,673		834,381		(1,096,797		)	1,536,020
Total liabilities and equity	$	2,393,603	$	2,777,374	$	905,928	$	(2,743,543	)	$	3,333,362

Condensed Consolidating Statement of Operations

Condensed Consolidating Statements of Operations

	Three Months Ended June 30, 2011
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries			Consolidating Adjustments			Consolidated
Total revenue	$	—		$	348,371		$	52,068		$	—		$	400,439
Operating expenses:
Purchased product costs	—			144,403			9,923			—			154,326
Facility expenses	—			35,419			8,373			(167		)	43,625
Selling, general and administrative expenses	11,224			7,153			1,932			(1,729		)	18,580
Depreciation and amortization	181			38,008			10,011			(169		)	48,031
Other operating expenses	374			1,987			302			—			2,663
Total operating expenses	11,779			226,970			30,541			(2,065		)	267,225
(Loss) income from operations	(11,779		)	121,401			21,527			2,065			133,214
Earnings from consolidated affiliates	114,152			10,769			—			(124,921		)	—
Other expense, net	(22,071		)	(3,759		)	(50		)	(3,421		)	(29,301		)
Income before provision for income tax	80,302			128,411			21,477			(126,277		)	103,913
Provision for income tax expense	449			14,259			—			—			14,708
Net income	79,853			114,152			21,477			(126,277		)	89,205
Net income attributable to non-controlling interest	—			—			—			(10,708		)	(10,708		)
Net income attributable to the Partnership	$	79,853		$	114,152		$	21,477		$	(136,985	)	$	78,497

	Three Months Ended June 30, 2010
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries		Consolidating Adjustments			Consolidated
Total revenue	$	—		$	300,437		$	23,413	$	—		$	323,850
Operating expenses:
Purchased product costs	—			119,707			24		—			119,731
Facility expenses	—			31,350			7,174		(163		)	38,361
Selling, general and administrative expenses	11,259			4,893			1,477		(1,210		)	16,419
Depreciation and amortization	144			33,924			6,025		(82		)	40,011
Other operating expenses	—			250			7		—			257
Total operating expenses	11,403			190,124			14,707		(1,455		)	214,779
(Loss) income from operations	(11,403		)	110,313			8,706		1,455			109,071
Earnings from consolidated affiliates	93,532			2,436			—		(95,968		)	—
Other (expense) income, net	(19,585		)	(3,537		)	481		(3,441		)	(26,082		)
Income before provision for income tax	62,544			109,212			9,187		(97,954		)	82,989
Provision for income tax expense	341			15,680			—		—			16,021
Net income	62,203			93,532			9,187		(97,954		)	66,968
Net income attributable to non-controlling interest	—			—			—		(6,751		)	(6,751		)
Net income attributable to the Partnership	$	62,203		$	93,532		$	9,187	$	(104,705	)	$	60,217

	Six Months Ended June 30, 2011
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries			Consolidating Adjustments			Consolidated
Total revenue	$	—		$	566,851		$	96,809		$	—		$	663,660
Operating expenses:
Purchased product costs	—			307,847			19,502			—			327,349
Facility expenses	—			64,350			16,022			(334		)	80,038
Selling, general and administrative expenses	24,078			15,371			3,969			(3,126		)	40,292
Depreciation and amortization	356			74,477			18,696			(317		)	93,212
Other operating expenses	673			3,826			350			—			4,849
Total operating expenses	25,107			465,871			58,539			(3,777		)	545,740
(Loss) income from operations	(25,107		)	100,980			38,270			3,777			117,920
Earnings from consolidated affiliates	112,919			18,144			—			(131,063		)	—
Loss on redemption of debt	(43,328		)	—			—			—			(43,328		)
Other expense, net	(46,965		)	(5,734		)	(60		)	(6,721		)	(59,480		)
(Loss) income before provision for income tax	(2,481		)	113,390			38,210			(134,007		)	15,112
Provision for income tax expense	107			471			—			—			578
Net (loss) income	(2,588		)	112,919			38,210			(134,007		)	14,534
Net income attributable to non-controlling interest	—			—			—			(20,066		)	(20,066		)
Net (loss) income attributable to the Partnership	$	(2,588	)	$	112,919		$	38,210		$	(154,073	)	$	(5,532	)

	Six Months Ended June 30, 2010
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries		Consolidating Adjustments			Consolidated
Total revenue	$	—		$	585,581		$	46,648	$	—		$	632,229
Operating expenses:
Purchased product costs	—			274,780			2,636		—			277,416
Facility expenses	—			60,143			15,643		(326		)	75,460
Selling, general and administrative expenses	23,040			14,528			2,787		(2,428		)	37,927
Depreciation and amortization	291			66,634			11,622		(156		)	78,391
Other operating expenses	—			95			296		—			391
Total operating expenses	23,331			416,180			32,984		(2,910		)	469,585
(Loss) income from operations	(23,331		)	169,401			13,664		2,910			162,644
Earnings from consolidated affiliates	147,385			3,265			—		(150,650		)	—
Other (expense) income, net	(39,136		)	(5,330		)	846		(5,605		)	(49,225		)
Income before provision for income tax	84,918			167,336			14,510		(153,345		)	113,419
Provision for income tax expense	496			19,951			—		—			20,447
Net income	84,422			147,385			14,510		(153,345		)	92,972
Net income attributable to non-controlling interest	—			—			—		(11,245		)	(11,245		)
Net income attributable to the Partnership	$	84,422		$	147,385		$	14,510	$	(164,590	)	$	81,727

Condensed Consolidating Statements of Cash Flows

Condensed Consolidating Statements of Cash Flows

	Six Months Ended June 30, 2011
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries			Consolidating Adjustments			Consolidated
Net cash (used in) provided by operating activities	$	(66,828	)	$	189,342		$	87,113		$	(3,263	)	$	206,364
Cash flows from investing activities:
Capital expenditures	(610		)	(58,715		)	(179,302		)	4,511			(234,116		)
Acqusitions	—			(230,728		)	—			—			(230,728		)
Equity investments	(21,556		)	(130,361		)	—			151,917			—
Distributions from consolidated affiliates	27,208			35,147			—			(62,355		)	—
Investment in intercompany notes, net	(17,450		)	—			—			17,450			—
Proceeds from disposal of property, plant and equipment	—			89			3,954			(1,248		)	2,795
Net cash used in investing activities	(12,408		)	(384,568		)	(175,348		)	110,275			(462,049		)
Cash flows from financing activities:
Proceeds from revolving credit facility	781,700			—			—			—			781,700
Payments of revolving credit facility	(535,200		)	—			—			—			(535,200		)
Proceeds from long-term debt	499,000			—			—			—			499,000
Payments of long-term debt	(437,848		)	—			—			—			(437,848		)
Payments of premiums on redemption of long-term debt	(39,520		)	—			—			—			(39,520		)
(Payments of) proceeds from intercompany notes, net	—			(5,550		)	23,000			(17,450		)	—
Payments for debt issuance costs, deferred financing costs and registration costs	(6,747		)	—			—			—			(6,747		)
Contributions from parent, net	—			21,556			—			(21,556		)	—
Contributions to joint ventures, net	—			—			154,761			(130,361		)	24,400
Payments of SMR liability	—			(916		)	—			—			(916		)
Proceeds from public equity offering, net	138,163			—			—			—			138,163
Share-based payment activity	(6,269		)	1,096			—			—			(5,173		)
Payment of distributions	(100,058		)	(27,208		)	(69,678		)	62,355			(134,589		)
Intercompany advances, net	(213,982		)	213,982			—			—			—
Net cash provided by financing activities	79,239			202,960			108,083			(107,012		)	283,270
Net increase in cash	3			7,734			19,848			—			27,585
Cash and cash equivalents at beginning of year	—			63,850			3,600			—			67,450
Cash and cash equivalents at end of period	$	3		$	71,584		$	23,448		$	—		$	95,035

	Six Months Ended June 30, 2010
	Parent			Guarantor Subsidiaries			Non-Guarantor Subsidiaries			Consolidating Adjustments			Consolidated
Net cash (used in) provided by operating activities	$	(48,230	)	$	158,451		$	23,266		$	(2,851	)	$	130,636
Cash flows from investing activities:
Capital expenditures	(282		)	(76,186		)	(179,643		)	2,851			(253,260		)
Equity investments	(20,540		)	(101,629		)	—			122,169			—
Distributions from consolidated affiliates	25,238			6,395			—			(31,633		)	—
Collection of intercompany notes, net	550			—			—			(550		)	—
Proceeds from disposal of property, plant and equipment	—			417			—			—			417
Net cash provided by (used in) investing activities	4,966			(171,003		)	(179,643		)	92,837			(252,843		)
Cash flows from financing activities:
Proceeds from revolving credit facility	213,404			—			—			—			213,404
Payments of revolving credit facility	(221,204		)	—			—			—			(221,204		)
Payments of intercompany notes, net	—			(550		)	—			550			—
Contributions from parent, net	—			20,540			—			(20,540		)	—
Contributions to joint ventures, net	—			—			222,186			(101,629		)	120,557
Payments of SMR liability	—			(480		)	—			—			(480		)
Proceeds from public offering, net	142,255			—			—			—			142,255
Share-based payment activity	(3,730		)	97			—			—			(3,633		)
Payment of distributions	(88,858		)	(25,238		)	(9,110		)	31,633			(91,573		)
Intercompany advances, net	1,397			(1,397		)	—			—			—
Net cash provided by (used in) financing activities	43,264			(7,028		)	213,076			(89,986		)	159,326
Net (decrease) increase in cash	—			(19,580		)	56,699			—			37,119
Cash and cash equivalents at beginning of year	—			74,448			23,304			—			97,752
Cash and cash equivalents at end of period	$	—		$	54,868		$	80,003		$	—		$	134,871