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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
2,740 2,406 2,773 2,647 2,934 1,999 1977-2012
Adjustments
33 -6 11 10 923 -563 1977-2012
Revision Increases
355 263 259 548 1,486 538 1977-2012
Revision Decreases
273 491 189 451 1,889 539 1977-2012
Sales
164 8 4 3 47 284 2000-2012
Acquisitions
231 30 78 0 52 92 2000-2012
Extensions
16 101 450 12 73 8 1977-2012
New Field Discoveries
0 0 1 1 0 4 1977-2012
New Reservoir Discoveries in Old Fields
1 14 0 0 0 9 1977-2012
Estimated Production
253 237 239 243 311 200 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