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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
511 541 1,079 1,667 2,381 3,569 1977-2012
Adjustments
12 -7 47 -2 -3 -56 1977-2012
Revision Increases
69 63 243 848 570 924 1977-2012
Revision Decreases
62 75 81 722 375 292 1977-2012
Sales
39 25 2 47 113 237 2000-2012
Acquisitions
43 26 1 136 169 206 2000-2012
Extensions
59 102 401 442 572 834 1977-2012
New Field Discoveries
0 6 6 25 10 16 1977-2012
New Reservoir Discoveries in Old Fields
3 5 5 2 17 23 1977-2012
Estimated Production
53 65 82 94 133 230 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