Supplementary Information on Oil and Gas Producing Activities (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Supplementary Information on Oil and Gas Producing Activities [Abstract]

Aggregate capitalized costs relating to Trans Energy's crude oil and natural gas producing activities

	As of December 31,
	2012			2011
Proved oil and gas producing properties and related lease, wells and equipment	$	69,270,310		$	49,723,104
Unproved Oil and Gas Properties		13,963,619			9,507,789
Accumulated Depreciation, Depletion and Amortization		(28,194,422	)		(14,545,126	)
Net Capitalized Costs	$	55,039,507		$	44,685,767

Costs incurred in oil and gas activities

	For the Year Ended December 31,
	2012		2011
Acquisition of Properties
Proved			$	—
Unproved		4,477,833		4,882,438
Exploration Costs				—
Development Costs		19,528,207		11,242,136
Total Costs Incurred		24,006,040	$	16,124,574

Results of operations for oil and gas producing activities

	For the Year Ended December 31,
	2012			2011
Sales	$	11,356,626		$	14,293,883
Production Costs (a)		(6,624,423	)		(3,314,707	)
Depreciation, Depletion and Amortization		(3,778,563	)		(5,565,679	)
Income Tax Benefit (Expense)		58,013			(214,000	)
Total Results of Operations for Producing Activities (b)	$	1,011,653		$	5,199,497

(a) Production costs consist of oil and gas operations expense, production and ad valorem taxes, plus general and administrative expense supporting Trans Energy’s oil and gas operations.

(b) Excludes the activities of pipeline transmission operations, corporate overhead and interest costs, gain on sale of oil and gas assets, impairment of fixed assets and related income taxes.

Summary of the proved reserves

	As of December 31,
	2012									2011
	Oil			Gas			NGL			Oil			Gas			NGL
	(BBL)			(MCF)			(BBL)			(BBL)			(MCF)			(BBL)
Proved Reserves:
Beginning of the period		163,906			16,695,133			559,389			372,769			12,791,642			—
Revisions of previous estimates		(20,749	)		838,105			224,307			(198,659	)		4,559,552			—
Extensions and discoveries		6,740			29,356,710			976,248			5,672			2,713,069			595,505
Improved recovery
Production		(16,162	)		(2,950,943	)		(110,071	)		(15,876	)		(3,369,131	)		(36,116	)
Purchases of minerals in place		—			—			—			—			—			—
Sales of minerals in place		—			—			—			—			—			—
End of period		133,735			43,939,005			1,649,873			163,906			16,695,132			559,389
Proved Developed Reserves, End of Year		129,468			28,072,921			1,037,577			163,906			16,695,133			559,389

Summary of standardized measure of discounted future net cash flows

	As of December 31,
	2012			2011
Future Cash Inflows	$	212,933,565		$	124,209,995
Future Production Costs (a)		(80,504,937	)		(35,128,834	)
Future Development Costs		(18,845,514	)		—
Future Income Tax Expense		(22,716,623	)		(17,816,232	)
Future Net Cash Flows		90,866,491			71,264,959
Discounted for Estimated Timing of Cash Flows		56,571,491			38,262,929
Standardized Measure of Discounted Future Net Cash Flows	$	34,295,000			33,002,000

(a) Production costs include oil and gas operations expense, production ad valorem taxes, transportation costs and general and administrative expense supporting Trans Energy’s oil and gas operations and are based

Summary of principal changes in the aggregate standardized measure of discounted future net cash flows

	For the Year Ended December 31,
	2012			2011
Standardized Measure, Beginning of Year	$	33,002,000		$	21,590,000
Oil and gas sales, net of production costs		(5,187,428	)		(10,979,176	)
Changes in prices and future production		(1,430,105	)		145,458
Extensions, discoveries and improved recovery, net of costs		20,268,426			5,920,873
Purchases and Sales of Minerals in place		—			—
Change in estimated future development costs		(18,845,514	)		(5,550,000	)
Previously estimated development costs incurred		—			5,550,000
Revisions of previous quantity estimates		2,609,337			14,742,791
Accretion of Discount		3,300,200			2,159,000
Net change in income taxes		(4,900,391	)		(6,468,496	)
Timing and Other		5,478,475			5,891,550
Standardized Measure, End of Year	$	34,295,000		$	33,002,000