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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
17,205 20,281 22,343 24,363 27,843 17,331 1977-2012
Adjustments
97 -61 96 27 674 -1,078 1977-2012
Revision Increases
3,223 2,689 1,904 1,577 3,693 336 1977-2012
Revision Decreases
952 1,013 1,458 1,274 2,157 8,168 1977-2012
Sales
23 651 31 1 10,556 529 2000-2012
Acquisitions
151 582 277 5 10,694 289 2000-2012
Extensions
3,243 3,048 2,992 3,457 3,034 387 1977-2012
New Field Discoveries
0 0 0 0 2 0 1977-2012
New Reservoir Discoveries in Old Fields
3 3 0 0 0 3 1977-2012
Estimated Production
1,130 1,521 1,718 1,771 1,904 1,752 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