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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2010 2011 2012 2013 2014 2015 View
History
Proved Reserves as of Dec. 31
20,070 21,950 13,523 11,473 12,611 8,972 2007-2015
Adjustments
2,347 -172 241 70 57 1,339 2009-2015
Revision Increases
1,856 2,002 1,422 1,606 1,631 1,307 2009-2015
Revision Decreases
1,878 3,882 10,558 2,731 2,558 4,865 2009-2015
Sales
11 3,782 17 400 150 1,206 2009-2015
Acquisitions
115 4,291 6 258 1,495 5 2009-2015
Extensions
9,346 5,367 2,683 656 1,832 910 2009-2015
New Field Discoveries
48 0 0 0 0 0 2009-2015
New Reservoir Discoveries in Old Fields
172 140 0 0 0 0 2009-2015
Estimated Production
1,232 2,084 2,204 1,509 1,169 1,129 2007-2015
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, 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: 12/14/2016
Next Release Date: 11/30/2017