View History:  Annual  
Download Data (XLS File)
Illinois Crude Oil Proved Reserves (Million Barrels)
Illinois 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 150 158 136
  1980's 113 129 150 135 153 136 135 153 143 123
  1990's 131 128 138 116 117 119 94 92 81 100
  2000's 111 92 107 125 92 95 89 101 54 66
  2010's 64 54 51


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 8/1/2013
Next Release Date: 8/1/2014

Referring Pages: