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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2008 2009 2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
3,833 9,070 12,526 14,808 9,779 12,231 2007-2013
Adjustments
  2 63 655 -754 7 2009-2013
Revision Increases
  1,585 861 502 1,533 329 2009-2013
Revision Decreases
  261 126 141 6,151 239 2009-2013
Sales
  3 336 6,087 0 0 2009-2013
Acquisitions
  0 774 6,220 0 0 2009-2013
Extensions
  4,441 3,014 2,073 1,370 3,381 2009-2013
New Field Discoveries
  0 0 0 0 0 2009-2013
New Reservoir Discoveries in Old Fields
  0 0 0 0 0 2009-2013
Estimated Production
279 527 794 940 1,027 1,026 2007-2013
- = 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