View History:  Monthly  
Download Data (XLS File)
Mountain Region Natural Gas Total Underground Storage Capacity (Million Cubic Feet)
Mountain Region Natural Gas Total Underground Storage Capacity (Million Cubic Feet)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2013 872,635 871,739 871,739 871,739 904,787 904,787 904,787 904,787 904,787 904,787 904,787 904,787
  2014 904,787 904,787 904,787 904,787 904,787 904,787 909,887 912,887 912,887 912,887 912,887 912,887
  2015 912,887 912,887 912,887 912,887 912,941 912,941 912,941 912,941 912,931 912,931 912,931 912,931
  2016 912,931 912,931 912,931 912,931 912,931 912,931 912,931 912,931 912,931 912,931 912,931 912,690
  2017 912,614 912,614 912,614 921,914 921,914 921,914 921,914 921,914 921,914 921,914 921,914 920,306
  2018 920,306 920,306 920,306 920,306 920,306 920,306 920,306 920,306 920,306 920,306 920,306 921,086
  2019 921,086 929,086 905,038 905,038 905,038 906,038 906,038 906,038 906,038 906,038 906,038 906,038
  2020 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086
  2021 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086
  2022 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086
  2023 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086 922,086
  2024 922,086 922,086 922,086 934,086 934,086 934,086 934,086 934,086 934,086 934,086 941,886 941,886
  2025 941,886 961,886

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/30/2025
Next Release Date: 5/30/2025

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