View History:  Annual  
Download Data (XLS File)
Oklahoma Crude Oil Reserves Adjustments (Million Barrels)
Oklahoma Crude Oil Reserves Adjustments (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 3 -17 118
  1980's -57 62 50 -8 99 -17 31 -48 24 4
  1990's -10 22 34 6 35 10 7 -20 -62 5
  2000's 31 12 43 3 23 54 -21 -52 89 -18
  2010's -4 30 -68


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 1/30/2015
Next Release Date: 1/29/2016

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