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Underground Natural Gas Storage Capacity
(Capacity in Million Cubic Feet)
Area: Period:
 Show Data By:
Data Series Area
2019 2020 2021 2022 2023 2024 View
History
Total Storage Capacity
139,947 155,995 155,995 155,995 155,995 167,995 1988-2024
Salt Caverns
0 0 0 0 0 0 1999-2024
Aquifers
6,705 6,705 6,705 6,705 6,705 6,705 1999-2024
Depleted Fields
133,242 149,290 149,290 149,290 149,290 161,290 1999-2024
Total Working Gas Capacity
58,492 74,297 74,297 74,297 74,297 74,297 2008-2024
Salt Caverns
0 0 0 0 0 0 2012-2024
Aquifers
836 836 836 836 836 836 2008-2024
Depleted Fields
57,656 73,461 73,461 73,461 73,461 73,461 2008-2024
Total Number of Existing Fields
9 9 9 8 8 8 1989-2024
Aquifers
1 1 1 1 1 1 1999-2024
Depleted Fields
8 8 8 7 7 7 1999-2024
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Existing fields include both active and inactive fields.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2025
Next Release Date: 12/31/2025