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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
88 63 43 58 31 20 1979-2012
Adjustments
14 -31 -1 20 -24 -11 1979-2012
Revision Increases
5 4 2 5 3 2 1979-2012
Revision Decreases
11 7 21 7 5 3 1979-2012
Sales
1 3 0 3 9 1 2000-2012
Acquisitions
2 0 1 0 9 3 2000-2012
Extensions
9 18 6 8 3 1 1979-2012
New Field Discoveries
0 2 0 0 0 0 1979-2012
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 1979-2012
Estimated Production
12 8 7 8 4 2 1979-2012
- = 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