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Shale 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
0 14 688 2,491 6,043 9,408 2007-2012
Adjustments
    140 701 -2 13 2009-2012
Revision Increases
    58 289 702 1,214 2009-2012
Revision Decreases
    13 543 139 962 2009-2012
Sales
    0 2 126 219 2009-2012
Acquisitions
    0 324 507 0 2009-2012
Extensions
    351 1,045 2,658 3,664 2009-2012
New Field Discoveries
    141 0 0 0 2009-2012
New Reservoir Discoveries in Old Fields
    8 69 144 0 2009-2012
Estimated Production
0 0 11 80 192 345 2007-2012
- = 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.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 4/10/2014
Next Release Date: 4/30/2015