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Crude Oil plus Lease Condensate Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2010 2011 2012 2013 2014 2015 View
History
Proved Reserves as of Dec. 31
21 51 57 94 185 88 2009-2015
Adjustments
-3 1 -14 13 1 34 2009-2015
Revision Increases
2 15 11 17 24 10 2009-2015
Revision Decreases
0 0 7 18 6 142 2009-2015
Sales
1 13 0 0 26 4 2009-2015
Acquisitions
2 14 0 0 60 4 2009-2015
Extensions
2 1 19 32 46 12 2009-2015
New Field Discoveries
0 0 0 0 0 0 2009-2015
New Reservoir Discoveries in Old Fields
0 14 0 0 1 0 2009-2015
Estimated Production
1 2 3 7 9 11 2009-2015
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, Missouri, Nevada, New York, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/14/2016
Next Release Date: 11/30/2017