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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
1,431 1,172 1,218 1,164 1,226 1,214 1977-2012
Adjustments
15 0 87 -40 -30 -2 1977-2012
Revision Increases
249 67 161 138 195 107 1977-2012
Revision Decreases
80 246 111 63 36 36 1977-2012
Sales
5 6 8 14 25 29 2000-2012
Acquisitions
6 5 17 4 41 27 2000-2012
Extensions
58 23 8 14 10 16 1977-2012
New Field Discoveries
1 2 0 0 0 1 1977-2012
New Reservoir Discoveries in Old Fields
0 1 0 0 1 1 1977-2012
Estimated Production
103 105 108 93 94 97 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