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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
      2010 2011 2012 View
History
Proved Reserves as of Dec. 31
      395 1,692 4,743 2010-2012
Adjustments
      6 237 494 2010-2012
Revision Increases
      6 388 326 2010-2012
Revision Decreases
      5 402 320 2010-2012
Sales
      0 61 0 2010-2012
Acquisitions
      2 38 210 2010-2012
Extensions
      109 1,157 2,604 2010-2012
New Field Discoveries
      282 0 0 2010-2012
New Reservoir Discoveries in Old Fields
      2 81 64 2010-2012
Estimated Production
      7 141 327 2010-2012
- = 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