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Expected Future Production of Dry Natural Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2007 2008 2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
6,281 6,922 6,882 7,663 7,513 7,253 1977-2012
Adjustments
-61 -55 188 -172 -76 301 1977-2012
Revision Increases
532 539 526 1,252 795 1,022 1977-2012
Revision Decreases
315 781 1,060 958 1,413 2,427 1977-2012
Sales
486 677 46 131 1,089 132 2000-2012
Acquisitions
894 474 68 96 579 671 2000-2012
Extensions
809 1,362 837 1,263 1,687 1,003 1977-2012
New Field Discoveries
3 353 0 0 3 0 1977-2012
New Reservoir Discoveries in Old Fields
0 0 0 0 14 0 1977-2012
Estimated Production
482 574 553 569 650 698 1977-2012
- = 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. Expected Future Production data are calculated from Total Wet Natural Gas Proved Reserves.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 4/10/2014
Next Release Date: 4/30/2015