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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2016 2017 2018 2019 2020 2021 View
History
Proved Reserves as of Dec. 31
13,998 17,327 19,617 19,796 16,689 18,620 2009-2021
Adjustments
336 114 160 -375 559 -746 2009-2021
Revision Increases
2,401 2,547 1,525 1,764 1,135 2,069 2009-2021
Revision Decreases
2,671 1,594 1,939 3,392 4,954 2,706 2009-2021
Divestitures
539 769 702 997 389 729 2009-2021
Acquisitions
820 1,261 1,413 1,525 542 2,700 2009-2021
Extensions and Discoveries
1,763 3,051 3,444 3,509 1,787 3,086 2016-2021
Extensions
-- -- -- -- -- -- 2009-2021
New Field Discoveries
-- -- -- -- -- -- 2009-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 2009-2021
Estimated Production
1,169 1,281 1,611 1,855 1,788 1,743 2009-2021
- = 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