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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
13,043 8,228 8,321 10,636 8,431 6,728 2007-2019
Adjustments
261 829 747 -245 -230 -692 2009-2019
Revision Increases
475 29 405 492 63 57 2009-2019
Revision Decreases
434 5,034 62 493 1,424 487 2009-2019
Sales
0 339 2,566 309 1,514 271 2009-2019
Acquisitions
0 601 2,396 3,090 1,264 276 2009-2019
Extensions and Discoveries
    0 510 316 0 2016-2019
Extensions
171 2 -- -- -- -- 2009-2019
New Field Discoveries
0 0 -- -- -- -- 2009-2019
New Reservoir Discoveries in Old Fields
0 0 -- -- -- -- 2009-2019
Estimated Production
1,022 903 827 730 680 586 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