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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
209,809 307,903 342,135 353,086 317,756 393,779 2007-2021
Adjustments
12,196 10,494 4,438 -6,298 1,234 -3,921 2009-2021
Revision Increases
36,298 46,655 25,939 41,528 22,724 51,222 2009-2021
Revision Decreases
29,608 18,329 49,961 61,152 69,053 25,412 2009-2021
Divestitures
9,620 10,947 16,289 7,724 7,443 7,464 2009-2021
Acquisitions
9,691 28,040 27,479 23,699 10,067 33,005 2009-2021
Extensions and Discoveries
32,283 60,770 64,680 46,454 32,684 56,578 2016-2021
Extensions
-- -- -- -- -- -- 2009-2021
New Field Discoveries
-- -- -- -- -- -- 2009-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 2009-2021
Estimated Production
17,032 18,589 22,054 25,556 26,139 27,985 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