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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
2,580 2,649 2,784 2,845 1,984 2,101 2009-2021
Adjustments
-50 34 161 -148 -155 -28 2009-2021
Revision Increases
427 99 73 278 190 325 2009-2021
Revision Decreases
351 346 456 331 762 258 2009-2021
Divestitures
41 158 129 7 16 46 2009-2021
Acquisitions
20 283 216 173 4 117 2009-2021
Extensions and Discoveries
300 369 499 340 82 188 2016-2021
Extensions
-- -- -- -- -- -- 2009-2021
New Field Discoveries
-- -- -- -- -- -- 2009-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 2009-2021
Estimated Production
229 212 229 244 204 181 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