Exploratory Well Costs

9 Months Ended

Sep. 30, 2014

Capitalized Exploratory Well Costs [Abstract]

Exploratory Well Costs [Text Block]

7.Exploratory Well Costs

EOG's net changes in capitalized exploratory well costs for the nine-month period ended September 30, 2014, are presented below (in thousands):

	Nine Months Ended   September 30, 2014
Balance at December 31, 2013	$	9,211
Additions Pending the Determination of Proved Reserves	47,927
Reclassifications to Proved Properties	(15,285		)
Costs Charged to Expense	(4,011		)
Balance at September 30, 2014	$	37,842

At September 30, 2014, all capitalized exploratory well costs had been capitalized for periods of less than one year.