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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
167 189 210 316 279 326 2009-2021
Adjustments
-15 40 10 -9 -55 -1 2009-2021
Revision Increases
49 69 79 54 31 57 2009-2021
Revision Decreases
44 69 40 28 42 35 2009-2021
Divestitures
7 24 38 0 7 2 2009-2021
Acquisitions
0 7 24 96 29 0 2009-2021
Extensions and Discoveries
25 18 8 20 31 47 2016-2021
Extensions
-- -- -- -- -- -- 2009-2021
New Field Discoveries
-- -- -- -- -- -- 2009-2021
New Reservoir Discoveries in Old Fields
-- -- -- -- -- -- 2009-2021
Estimated Production
19 19 22 27 24 19 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