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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
3,502 2,857 2,523 2,183 2,444 1,391 1979-2015
Adjustments
84 -184 408 -105 352 -202 1979-2015
Revision Increases
380 412 248 347 177 62 1979-2015
Revision Decreases
714 564 814 374 134 730 1979-2015
Sales
261 161 57 56 663 4 2000-2015
Acquisitions
173 17 38 14 684 0 2000-2015
Extensions
358 48 37 0 1 0 1979-2015
New Field Discoveries
0 0 1 0 0 0 1979-2015
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 1979-2015
Estimated Production
242 213 195 166 156 179 1979-2015
- = 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