View History:    Monthly     Annual   
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Oklahoma Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Oklahoma Working Natural Gas Underground Storage Capacity (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2012 183,358 183,358 183,358 183,358 183,358 180,858 180,858 180,858 180,858 180,858 180,858 180,858
  2013 180,358 180,358 180,358 180,358 180,358 180,358 180,358 180,358 180,358 180,358 180,358 181,055
  2014 183,055 183,055 183,055 183,055 183,055 183,055 183,055 183,055 183,055 183,055 188,455 188,455
  2015 188,455 188,455 190,955 190,955 190,955 190,955 190,955 190,955 189,255 189,455 189,455 191,455
  2016 191,455 191,455 193,455 193,455 193,455 193,455 193,455 193,455 195,435 195,435 195,435 196,375
  2017 196,675 196,675 196,675 196,675 196,675 196,675 196,675 196,675 196,675 198,675 198,675 198,675
  2018 198,675 198,675 198,675 198,675 198,675 198,675 198,675 198,675 198,675 198,675 195,582 195,582
  2019 195,582 195,582 195,582 195,582 195,582 195,582 195,582 195,582 195,582 195,582 195,582 195,582
  2020 195,582 195,582 195,582 195,582 195,582 195,582 195,582 197,921 197,921 197,921 197,921 195,582
  2021 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921
  2022 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921 197,921
  2023 197,921 197,921 197,921 197,921 197,921 201,921 201,921 201,921 201,921 201,921 201,921 201,921
  2024 201,921 201,921 201,921 201,921 201,921 201,921 201,921 201,921 203,921 203,921 203,921 203,921
  2025 203,921 203,921 203,921 203,921 203,921 203,921 203,921

- = 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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