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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2012 2013 2014 2015 2016 2017 View
History
Proved Reserves as of Dec. 31
891 964 1,298 1,103 1,287 1,406 2009-2017
Adjustments
63 -23 30 -4 -16 24 2009-2017
Revision Increases
66 162 363 138 215 128 2009-2017
Revision Decreases
139 271 421 473 197 302 2009-2017
Sales
13 9 14 2 49 22 2009-2017
Acquisitions
30 21 155 5 86 84 2009-2017
Extensions and Discoveries
        245 318 2016-2017
Extensions
254 227 309 233 -- -- 2009-2017
New Field Discoveries
0 0 0 0 -- -- 2009-2017
New Reservoir Discoveries in Old Fields
8 29 0 0 -- -- 2009-2017
Estimated Production
50 63 88 92 100 111 2009-2017
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Florida (2017-present), Idaho, Maryland, Missouri, Nevada, New York, Oregon, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2018
Next Release Date: 11/29/2019