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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
27,649 28,236 29,640 32,668 29,023 33,383 1979-2009
Adjustments
-21 126 -54 276 455 877 1979-2009
Revision Increases
4,009 3,281 5,372 5,400 2,943 5,522 1979-2009
Revision Decreases
3,170 2,034 2,782 1,804 7,385 2,698 1979-2009
Sales
1,004 1,655 1,726 1,115 662 564 2000-2009
Acquisitions
987 2,071 1,960 1,350 938 678 2000-2009
Extensions
907 1,032 810 1,098 1,488 2,669 1979-2009
New Field Discoveries
34 119 40 46 107 263 1979-2009
New Reservoir Discoveries in Old Fields
97 79 65 73 820 169 1979-2009
Estimated Production
2,742 2,432 2,281 2,296 2,349 2,556 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: 6/15/2012