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Dry Natural Gas Proved Reserves
(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
357 350 280 227 167 246 1977-2021
Adjustments
-40 -45 3 -13 -40 9 1977-2021
Revision Increases
30 22 14 3 25 103 1977-2021
Revision Decreases
55 13 8 23 18 3 1977-2021
Divestitures
10 5 52 2 0 0 2000-2021
Acquisitions
0 73 9 16 0 0 2000-2021
Extensions and Discoveries
0 0 0 0 0 0 2016-2021
Extensions
-- -- -- -- -- -- 1977-2021
New Field Discoveries
-- -- -- -- -- -- 1977-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 1977-2021
Estimated Production
48 39 36 34 27 30 1977-2021
- = 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: 3/29/2024
Next Release Date: 12/31/2024