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Shale Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2016 2017 2018 2019 2020 2021 View
History
Proved Reserves as of Dec. 31
20,327 22,675 21,396 20,897 15,483 20,750 2007-2021
Adjustments
-389 1,215 -426 1,286 2,313 571 2009-2021
Revision Increases
2,529 1,265 1,000 7,567 494 3,862 2009-2021
Revision Decreases
1,238 2,499 4,753 10,847 7,373 976 2009-2021
Divestitures
1,722 278 61 1,285 414 269 2009-2021
Acquisitions
606 1,277 29 1,829 41 924 2009-2021
Extensions and Discoveries
2,951 2,658 4,257 2,441 720 2,394 2016-2021
Extensions
-- -- -- -- -- -- 2009-2021
New Field Discoveries
-- -- -- -- -- -- 2009-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 2009-2021
Estimated Production
1,082 1,290 1,325 1,490 1,195 1,239 2007-2021
- = 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: 12/30/2022
Next Release Date: 12/29/2023