View History:    Monthly     Annual   
Download Data (XLS File)
Illinois Natural Gas Underground Storage Capacity  (Million Cubic Feet)
Illinois Natural Gas Underground Storage Capacity (Million Cubic Feet)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1980's 953,947 952,279
  1990's 949,914 949,914 949,721 952,388 958,968 905,260 898,239 965,565 898,565 898,565
  2000's 898,565 899,000 945,307 972,388 982,474 981,995 984,768 980,691 977,989 989,454
  2010's 990,487 997,364 999,931 1,000,281 1,004,547 1,004,100


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 11/30/2016
Next Release Date: 12/30/2016

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