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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
5,063 4,581 3,701 3,651 3,939 3,863 1981-2009
Adjustments
2 0 0 0 8 7 1981-2009
Revision Increases
615 301 384 514 383 693 1981-2009
Revision Decreases
925 517 827 304 282 442 1981-2009
Sales
235 81 320 156 48 20 2000-2009
Acquisitions
182 81 234 219 68 12 2000-2009
Extensions
146 40 60 133 280 90 1981-2009
New Field Discoveries
17 104 27 4 93 25 1981-2009
New Reservoir Discoveries in Old Fields
74 39 24 47 222 81 1981-2009
Estimated Production
655 449 462 507 436 522 1981-2009
- = 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