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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
1,040 985 1,398 2,399 5,910 8,868 1977-2012
Adjustments
-18 99 -22 -95 53 122 1977-2012
Revision Increases
71 41 105 424 2,221 1,896 1977-2012
Revision Decreases
110 145 104 320 174 1,548 1977-2012
Sales
180 5 35 466 1,193 32 2000-2012
Acquisitions
238 11 50 416 1,139 19 2000-2012
Extensions
68 26 143 1,023 1,657 2,884 1977-2012
New Field Discoveries
0 3 358 117 24 38 1977-2012
New Reservoir Discoveries in Old Fields
0 0 0 15 2 1 1977-2012
Estimated Production
92 85 82 113 218 422 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