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Coalbed Methane
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2009 2010 2011 2012 2013 2014 View
History
Proved Reserves as of Dec. 31
3,646 3,532 3,358 2,772 2,856 4,120 1989-2014
Adjustments
-9 261 -170 56 41 701 2009-2014
Revision Increases
443 562 562 255 1,362 1,389 2009-2014
Revision Decreases
353 565 279 602 587 532 2009-2014
Sales
33 12 221 0 440 0 2009-2014
Acquisitions
2 0 221 0 42 11 2009-2014
Extensions
37 42 80 60 22 68 2009-2014
New Field Discoveries
0 0 0 0 0 0 2009-2014
New Reservoir Discoveries in Old Fields
0 0 7 0 0 0 2009-2014
Estimated Production
432 402 374 355 356 373 1989-2014
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, 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: 11/19/2015
Next Release Date: 12/31/2016