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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2012 2013 2014 2015 2016 2017 View
History
Proved Reserves as of Dec. 31
3,147 5,059 6,442 6,904 8,259 9,984 2007-2017
Adjustments
253 -72 719 393 -54 -118 2009-2017
Revision Increases
901 1,056 933 1,258 1,795 1,638 2009-2017
Revision Decreases
199 554 823 1,267 268 315 2009-2017
Sales
181 1 593 171 262 231 2009-2017
Acquisitions
142 273 304 12 160 1 2009-2017
Extensions and Discoveries
        566 1,414 2016-2017
Extensions
770 1,475 1,255 776 -- -- 2009-2017
New Field Discoveries
1 0 4 0 -- -- 2009-2017
New Reservoir Discoveries in Old Fields
14 3 10 6 -- -- 2009-2017
Estimated Production
203 268 426 545 582 664 2007-2017
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Indiana, Kentucky (2017-present), Missouri, New York, South Dakota, Tennessee, and Utah.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2018
Next Release Date: 11/29/2019