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Underground Natural Gas Storage Capacity
(Capacity in Million Cubic Feet)
Area: Period:
 Show Data By:
Data Series Area
Feb-26 Mar-26 Apr-26 May-26 Jun-26 Jul-26 View
History
Total Storage Capacity
9,367,364 9,368,323 9,369,600 9,369,007 9,369,932 9,371,003 1989-2026
Total Working Gas Capacity
4,815,509 4,813,474 4,814,454 4,817,838 4,818,624 4,819,454 2012-2026
Total Number of Existing Fields
408 408 408 408 408 408 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: 9/30/2026
Next Release Date: 10/30/2026