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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
    2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
    13 27 81 409 2010-2013
Adjustments
    0 -1 1 -1 2010-2013
Revision Increases
    0 13 20 217 2010-2013
Revision Decreases
    0 19 9 42 2010-2013
Sales
    0 0 0 0 2010-2013
Acquisitions
    3 0 0 0 2010-2013
Extensions
    0 21 44 166 2010-2013
New Field Discoveries
    0 0 0 0 2010-2013
New Reservoir Discoveries in Old Fields
    10 0 0 1 2010-2013
Estimated Production
    0 0 2 13 2010-2013
- = 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: 12/4/2014
Next Release Date: 12/31/2015