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 View History:  Annual  
Download Data (XLS File)
Oklahoma Crude Oil Proved Reserves (Million Barrels)
Oklahoma Crude Oil Proved Reserves (Million Barrels)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1970's 1,109 979 1,014
  1980's 930 950 971 931 940 935 874 788 796 789
  1990's 734 700 698 680 689 676 632 605 599 621
  2000's 610 556 598 588 570 630 569 530

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 11/10/2008
Next Release Date: 10/16/2009

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