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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
2007 2008 2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
2,529 2,378 3,091 3,215 2,832 2,579 1982-2012
Adjustments
-25 -6 339 59 -413 66 1982-2012
Revision Increases
108 26 256 658 378 32 1982-2012
Revision Decreases
36 246 87 560 255 332 1982-2012
Sales
0 2 0 124 3 0 2000-2012
Acquisitions
27 1 0 166 3 0 2000-2012
Extensions
262 202 383 97 63 134 1982-2012
New Field Discoveries
0 0 0 0 0 0 1982-2012
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 1982-2012
Estimated Production
109 126 178 172 156 153 1982-2012
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, 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: 4/10/2014
Next Release Date: 4/30/2015