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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
29,710 31,143 35,283 35,074 35,290 30,094 1977-2012
Adjustments
-6 27 1,158 521 -209 692 1977-2012
Revision Increases
4,832 5,316 5,281 4,880 3,271 1,781 1977-2012
Revision Decreases
1,818 4,383 3,535 5,540 3,033 6,715 1977-2012
Sales
337 286 174 1,278 1,145 536 2000-2012
Acquisitions
647 170 54 1,308 1,205 619 2000-2012
Extensions
4,666 2,566 3,501 2,117 2,214 953 1977-2012
New Field Discoveries
2 1 0 1 0 0 1977-2012
New Reservoir Discoveries in Old Fields
0 48 88 0 1 11 1977-2012
Estimated Production
1,825 2,026 2,233 2,218 2,088 2,001 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