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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2014 2015 2016 2017 2018 2019 View
History
Proved Reserves as of Dec. 31
6,442 6,904 8,259 9,984 11,737 12,542 2007-2019
Adjustments
719 393 -54 -118 563 -370 2009-2019
Revision Increases
933 1,258 1,795 1,638 1,182 1,149 2009-2019
Revision Decreases
823 1,267 268 315 478 578 2009-2019
Sales
593 171 262 231 113 3 2009-2019
Acquisitions
304 12 160 1 85 294 2009-2019
Extensions and Discoveries
    566 1,414 1,354 1,356 2016-2019
Extensions
1,255 776 -- -- -- -- 2009-2019
New Field Discoveries
4 0 -- -- -- -- 2009-2019
New Reservoir Discoveries in Old Fields
10 6 -- -- -- -- 2009-2019
Estimated Production
426 545 582 664 840 1,043 2007-2019
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: W -- Individual state volumes are withheld to avoid disclosure of operator-level reserves data, due to statistical precision requirements, or due to other data quality reasons. The individual state volumes are included in the U.S. Total volume.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 1/11/2021
Next Release Date: 12/20/2021