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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
2010 2011 2012 2013 2014 2015 View
History
Proved Reserves as of Dec. 31
84,157 90,947 74,442 75,754 79,027 59,673 1981-2015
Adjustments
1,057 1,057 -118 1,463 -55 1,832 1981-2015
Revision Increases
10,189 18,999 7,730 10,846 10,983 4,762 1981-2015
Revision Decreases
8,835 19,105 24,789 10,127 7,696 24,601 1981-2015
Sales
2,075 20,836 2,655 2,891 5,361 4,259 2000-2015
Acquisitions
2,254 22,478 2,307 2,986 6,843 5,015 2000-2015
Extensions
11,332 10,566 7,752 5,152 4,845 3,965 1981-2015
New Field Discoveries
488 23 10 0 21 0 1981-2015
New Reservoir Discoveries in Old Fields
116 356 98 468 48 12 1981-2015
Estimated Production
6,641 6,748 6,840 6,585 6,355 6,080 1981-2015
- = 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: 12/14/2016
Next Release Date: 11/30/2017