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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
9,074 7,824 7,107 7,462 7,490 6,454 2007-2019
Adjustments
243 -6 -1,079 -191 320 30 2009-2019
Revision Increases
800 317 799 1,146 205 301 2009-2019
Revision Decreases
1,141 1,138 342 206 201 505 2009-2019
Sales
150 249 0 89 752 605 2009-2019
Acquisitions
0 416 410 114 594 122 2009-2019
Extensions and Discoveries
    0 33 321 25 2016-2019
Extensions
381 18 -- -- -- -- 2009-2019
New Field Discoveries
0 0 -- -- -- -- 2009-2019
New Reservoir Discoveries in Old Fields
0 0 -- -- -- -- 2009-2019
Estimated Production
639 608 505 452 459 404 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