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Nonassociated Natural Gas Proved Reserves, Wet After Lease Separation
(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
2,700 2,492 2,174 1,945 1,184 1,251 1990-2021
Adjustments
95 125 -184 53 -100 -170 1990-2021
Revision Increases
367 180 330 148 41 445 1990-2021
Revision Decreases
323 237 252 184 456 36 1990-2021
Divestitures
186 8 32 323 95 0 2000-2021
Acquisitions
55 10 64 252 98 0 2000-2021
Extensions and Discoveries
71 34 13 135 0 2 2016-2021
Extensions
-- -- -- -- -- -- 1990-2021
New Field Discoveries
-- -- -- -- -- -- 1990-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 1990-2021
Estimated Production
411 312 257 310 184 174 1990-2021
- = 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