View History:  Annual  
Download Data (XLS File)
Texas - RRC District 4 Onshore Crude Oil Reserves Adjustments (Million Barrels)
Texas - RRC District 4 Onshore 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 0 6 12
  1980's -9 4 -3 -1 -4 0 3 10 -9 17
  1990's -8 -5 0 9 -4 16 0 24 -23 -1
  2000's 1 1 2 1 1 2 7 4 -4 -3
  2010's -2 3 18 0 0 3 1 5 -1 2
  2020's 7 -6


- = 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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