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Associated-Dissolved Natural Gas Proved Reserves, Wet After Lease Separation
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2004 2005 2006 2007 2008 2009 View
History
Proved Reserves as of Dec. 31
6,361 5,904 4,835 4,780 5,106 5,223 1990-2009
Adjustments
2 1 0 -4 7 12 1990-2009
Revision Increases
841 834 525 622 609 854 1990-2009
Revision Decreases
1,152 843 984 351 430 517 1990-2009
Sales
387 98 455 161 48 20 2000-2009
Acquisitions
282 88 360 231 74 21 2000-2009
Extensions
148 46 61 136 287 90 1990-2009
New Field Discoveries
17 108 27 43 93 214 1990-2009
New Reservoir Discoveries in Old Fields
74 61 32 54 297 122 1990-2009
Estimated Production
881 654 635 625 563 659 1990-2009
- = 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, Nebraska, Nevada, Oregon, South Dakota, and Tennessee.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/30/2010
Next Release Date: 6/15/2012