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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
2003 2004 2005 2006 2007 2008 View
History
Proved Reserves as of Dec. 31
6,437 6,547 7,003 7,069 7,530 7,559 1981-2008
Adjustments
118 59 85 16 85 4 1981-2008
Revision Increases
907 1,219 776 755 984 982 1981-2008
Revision Decreases
511 814 506 712 571 1,212 1981-2008
Sales
247 300 575 155 457 300 2000-2008
Acquisitions
214 364 857 406 635 647 2000-2008
Extensions
235 247 427 322 378 552 1981-2008
New Field Discoveries
1 3 2 4 2 1 1981-2008
New Reservoir Discoveries in Old Fields
1 2 5 24 7 20 1981-2008
Estimated Production
668 670 615 594 602 665 1981-2008
- = 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: 10/29/2009
Next Release Date: 10/29/2010