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Nonassociated Natural Gas Proved Reserves, Wet After Lease Separation
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2009 2010 2011 2012 2013 2014 View
History
Proved Reserves as of Dec. 31
6,984 7,915 7,475 7,073 6,660 7,140 1979-2014
Adjustments
223 -144 -5 213 23 233 1979-2014
Revision Increases
492 1,288 593 1,044 762 801 1979-2014
Revision Decreases
1,120 868 1,533 2,370 1,123 923 1979-2014
Sales
42 145 1,174 146 574 1,513 2000-2014
Acquisitions
57 99 639 692 647 1,936 2000-2014
Extensions
817 1,274 1,676 846 426 530 1979-2014
New Field Discoveries
0 0 4 0 0 0 1979-2014
New Reservoir Discoveries in Old Fields
0 0 15 0 83 0 1979-2014
Estimated Production
562 573 655 681 657 584 1979-2014
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, Illinois, Indiana, Maryland, Missouri, Nevada, Oregon, South Dakota, and Tennessee.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/19/2015
Next Release Date: 12/31/2016