View History:  Annual  
Download Data (XLS File)
Illinois Refinery Isomers/Isopentane/Isohexane Production Capacity as of January 1 (Barrels per Stream Day)
Illinois Refinery Isomers/Isopentane/Isohexane Production Capacity as of January 1 (Barrels per Stream Day)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1980's 0 0 0 0 10,500 7,875 11,875 5,000
  1990's 6,500 7,800 13,400 8,900 11,900 11,650 NA 11,650 NA 17,750
  2000's 17,750 17,750 17,750 14,000 14,000 15,000 15,000 15,000 12,000 14,500
  2010's 14,500 14,500 15,500 16,000 16,000 16,000 16,000 16,000 16,000 16,000
  2020's 16,000 16,000 16,000 16,000


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 6/21/2022
Next Release Date: June 2024

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