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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
822 806 550 557 505 432 1979-2015
Adjustments
-8 75 67 44 -29 53 1979-2015
Revision Increases
67 93 79 33 76 35 1979-2015
Revision Decreases
59 140 294 68 16 119 1979-2015
Sales
25 11 159 39 116 95 2000-2015
Acquisitions
11 10 107 91 80 104 2000-2015
Extensions
33 24 0 2 0 0 1979-2015
New Field Discoveries
0 0 0 0 0 0 1979-2015
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 1979-2015
Estimated Production
81 67 56 56 47 51 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