This page uses JavaScipt

Crude Oil plus Lease Condensate Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
    2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
    343 342 328 370 2009-2012
Adjustments
    4 13 -6 16 2009-2012
Revision Increases
    76 57 70 60 2009-2012
Revision Decreases
    57 73 34 46 2009-2012
Sales
    7 7 34 10 2009-2012
Acquisitions
    7 26 17 18 2009-2012
Extensions
    24 25 17 49 2009-2012
New Field Discoveries
    0 0 1 1 2009-2012
New Reservoir Discoveries in Old Fields
    3 5 2 1 2009-2012
Estimated Production
    48 47 47 47 2009-2012
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Missouri, Nevada, New York, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 4/10/2014
Next Release Date: 4/30/2015