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Underground Natural Gas Storage Capacity
(Capacity in Million Cubic Feet)
Area: Period:
 Show Data By:
Data Series Area
Dec-24 Jan-25 Feb-25 Mar-25 Apr-25 May-25 View
History
Total Storage Capacity
329,698 329,664 329,634 329,600 329,567 329,534 2002-2025
Total Working Gas Capacity
200,906 200,880 200,857 200,831 200,806 200,780 2012-2025
Total Number of Existing Fields
11 11 11 11 11 11 2013-2025
- = 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: 7/31/2025
Next Release Date: 8/29/2025