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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
11,513 13,592 13,043 8,228 8,321 10,636 2007-2017
Adjustments
-516 -70 261 829 747 -245 2009-2017
Revision Increases
30 2,922 475 29 405 492 2009-2017
Revision Decreases
6,895 334 434 5,034 62 493 2009-2017
Sales
191 32 0 339 2,566 309 2009-2017
Acquisitions
262 520 0 601 2,396 3,090 2009-2017
Extensions and Discoveries
        0 510 2016-2017
Extensions
332 182 171 2 -- -- 2009-2017
New Field Discoveries
0 0 0 0 -- -- 2009-2017
New Reservoir Discoveries in Old Fields
0 19 0 0 -- -- 2009-2017
Estimated Production
1,256 1,128 1,022 903 827 730 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