Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013		Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 57,083		$ 422,556	[1]
Accounts receivable, net	75,695	[2]	48,550	[1],[2]
Other current assets	8,912	[3]	6,998	[1],[3]
Total current assets	141,690		478,104	[1]
Note receivable - Anadarko	260,000		260,000	[1]
Property, plant and equipment
Cost	4,061,389		3,432,392	[1]
Less accumulated depreciation	817,489		714,436	[1]
Net property, plant and equipment	3,243,900		2,717,956	[1]
Goodwill	105,336		105,336	[1]
Other intangible assets	54,436		55,490	[1]
Equity investments	227,566		106,130	[1]
Other assets	28,078		27,798	[1]
Total assets	4,061,006		3,750,814	[1]
Current liabilities
Accounts and natural gas imbalance payables	19,131	[4]	25,154	[1],[4]
Accrued ad valorem taxes	18,472		11,949	[1]
Income taxes payable	190		552	[1]
Accrued liabilities	140,323	[5]	148,600	[1],[5]
Total current liabilities	178,116		186,255	[1]
Long-term debt - third parties	1,518,110		1,168,278	[1]
Deferred income taxes	1,830		47,153	[1]
Asset retirement obligations and other	76,336		68,749	[1]
Total long-term liabilities	1,596,276		1,284,180	[1]
Total liabilities	1,774,392		1,470,435	[1]
Equity and partners' capital
Common units (218,895,515 units issued and outstanding at September 30, 2013, and December 31, 2012)	825,074		912,376	[1]
Net investment by Anadarko	0		199,960	[1]
Total partners' capital	825,074		1,112,336	[1]
Noncontrolling interests	1,461,540		1,168,043	[1]
Total equity and partners' capital	2,286,614		2,280,379	[1]
Total liabilities, equity and partners' capital	4,061,006		3,750,814	[1]
Affiliated Entity [Member]
Current assets
Accounts receivable, net	40,000		17,500
Other current assets	100		400
Current liabilities
Accounts and natural gas imbalance payables	2,800		2,500
Accrued liabilities	$ 100		$ 100

[1] Financial information has been recast to include the financial position and results attributable to the Non-Operated Marcellus Interest. See Note 2.

[2] Includes the impact of Western Gas Partners, LP’s equity offerings as described in Note 4 and common units issued in connection with the acquisition of the Non-Operated Marcellus Interest as described in Note 2. The $108.1 million increase to partners’ capital, together with net income attributable to Western Gas Equity Partners, LP, totaled $219.4 million for the nine months ended September 30, 2013.

[3] Other current assets includes natural gas imbalance receivables from affiliates of $0.1 million and $0.4 million as of September 30, 2013, and December 31, 2012, respectively.

[4] Accounts and natural gas imbalance payables includes amounts payable to affiliates of $2.8 million and $2.5 million as of September 30, 2013, and December 31, 2012, respectively.

[5] Accrued liabilities include amounts payable to affiliates of $0.1 million as of September 30, 2013 and December 31, 2012.