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Underground Natural Gas Storage Capacity
(Capacity in Million Cubic Feet)
Area: Period:
 Monthly 
 Show Data By:
Data Series Area
Aug-25 Sep-25 Oct-25 Nov-25 Dec-25 Jan-26 View
History
Total Storage Capacity
2,701,683 2,701,753 2,706,410 2,706,370 2,706,773 2,705,643 2013-2026
Total Working Gas Capacity
1,584,312 1,584,386 1,584,203 1,584,473 1,584,476 1,582,639 2013-2026
Total Number of Existing Fields
101 101 101 101 101 101 2013-2026
- = 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: 3/31/2026
Next Release Date: 4/30/2026