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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
1,342 1,298 1,210 1,006 413 978 1989-2014
Adjustments
0 61 -45 21 -166 641 2009-2014
Revision Increases
17 134 23 16 33 42 2009-2014
Revision Decreases
316 51 86 150 54 40 2009-2014
Sales
2 266 104 0 344 0 2009-2014
Acquisitions
0 151 219 0 0 0 2009-2014
Extensions
21 29 3 0 0 0 2009-2014
New Field Discoveries
0 0 0 0 0 0 2009-2014
New Reservoir Discoveries in Old Fields
0 0 0 0 0 0 2009-2014
Estimated Production
105 102 98 91 62 78 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