This page uses JavaScipt

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
125 137 186 192 216 229 2007-2013
Adjustments
  8 40 14 -7 -4 2009-2013
Revision Increases
  42 14 14 18 31 2009-2013
Revision Decreases
  34 16 14 2 28 2009-2013
Sales
  2 1 42 3 0 2009-2013
Acquisitions
  2 0 41 3 0 2009-2013
Extensions
  3 25 5 31 33 2009-2013
New Field Discoveries
  0 0 0 0 0 2009-2013
New Reservoir Discoveries in Old Fields
  0 0 1 0 0 2009-2013
Estimated Production
13 7 13 13 16 19 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