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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
215 279 468 391 332 273 1981-2014
Adjustments
-8 115 53 158 -57 -34 1981-2014
Revision Increases
45 46 34 65 59 4 1981-2014
Revision Decreases
40 64 12 209 19 41 1981-2014
Sales
0 5 1 25 4 0 2000-2014
Acquisitions
0 23 144 0 0 3 2000-2014
Extensions
15 2 13 4 0 18 1981-2014
New Field Discoveries
0 0 0 0 17 25 1981-2014
New Reservoir Discoveries in Old Fields
0 0 0 0 0 8 1981-2014
Estimated Production
45 53 42 70 55 42 1981-2014
- = 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