View History:    Monthly     Annual   
Download Data (XLS File)
Illinois Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Illinois Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2012 299,439 299,439 299,439 300,439 299,439 299,439 302,439 302,439 302,439 302,439 302,439 302,962
  2013 302,962 302,962 302,962 302,962 302,962 302,962 303,312 303,312 303,312 303,312 303,312 303,312
  2014 303,312 303,312 303,312 303,312 303,312 303,312 303,312 303,312 303,312 304,312 304,312 304,312
  2015 304,312 304,312 304,312 304,312 304,312 304,312 304,312 304,312 303,613 303,613 303,613 303,613
  2016 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2017 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2018 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2019 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2020 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2021 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613
  2022 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,613 303,813 303,813
  2023 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813
  2024 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813 303,813

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 11/29/2024
Next Release Date: 12/31/2024

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