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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
21,180 21,874 20,754 21,916 22,396 25,290 1979-2009
Adjustments
-22 126 -53 275 456 876 1979-2009
Revision Increases
3,420 3,102 2,522 3,302 2,906 3,826 1979-2009
Revision Decreases
3,015 2,008 2,671 1,794 3,431 2,693 1979-2009
Sales
1,004 1,633 1,726 1,112 662 563 2000-2009
Acquisitions
987 2,052 1,960 1,349 938 678 2000-2009
Extensions
874 1,031 806 1,092 1,488 2,669 1979-2009
New Field Discoveries
34 119 40 46 107 263 1979-2009
New Reservoir Discoveries in Old Fields
88 79 65 73 820 169 1979-2009
Estimated Production
2,467 2,174 2,063 2,069 2,142 2,331 1979-2009
- = 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: 12/30/2011