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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
19,031 20,845 22,769 26,345 27,830 26,599 1977-2012
Adjustments
13 99 984 -394 -368 -686 1977-2012
Revision Increases
2,115 2,786 2,894 3,224 5,142 4,153 1977-2012
Revision Decreases
1,366 2,580 3,592 3,474 6,856 7,731 1977-2012
Sales
1,545 395 600 219 2,995 1,133 2000-2012
Acquisitions
1,567 599 387 1,519 2,459 975 2000-2012
Extensions
2,380 2,974 3,463 4,571 5,735 4,903 1977-2012
New Field Discoveries
6 21 0 51 47 44 1977-2012
New Reservoir Discoveries in Old Fields
56 85 178 1 18 7 1977-2012
Estimated Production
1,659 1,775 1,790 1,703 1,697 1,763 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