View History:  Annual  
Download Data (XLS File)
Kansas Crude Oil Reserves Extensions (Million Barrels)
Kansas Crude Oil Reserves Extensions (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 9 13 19
  1980's 21 29 26 23 27 11 8 5 3 4
  1990's 6 6 4 11 4 4 11 6 5 4
  2000's 9 4 11 5 4 6 3 4 6 2
  2010's 5 23 35 68 60 11 -- -- -- --


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 12/30/2022
Next Release Date: 12/29/2023

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