View History:    Monthly     Annual   
Download Data (XLS File)
Iowa Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Iowa Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2012 91,114 91,113 91,113 90,846 90,580 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2013 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2014 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2015 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2016 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2017 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2018 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2019 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2020 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2021 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2022 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2023 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2024 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313 90,313
  2025 90,313 90,313 90,313 90,313 90,313 90,313 90,313

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 9/30/2025
Next Release Date: 10/31/2025

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