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Coalbed Methane
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2005 2006 2007 2008 2009 2010 View
History
Proved Reserves as of Dec. 31
2,446 2,448 2,738 2,781 2,328 2,683 2000-2010
Adjustments
        -4 329 2009-2010
Revision Increases
        609 575 2009-2010
Revision Decreases
        725 140 2009-2010
Sales
        111 82 2009-2010
Acquisitions
        0 59 2009-2010
Extensions
        226 180 2009-2010
New Field Discoveries
        0 0 2009-2010
New Reservoir Discoveries in Old Fields
        87 0 2009-2010
Estimated Production
336 378 401 573 535 566 2000-2010
- = 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.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 8/2/2012
Next Release Date: 8/30/2013