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U.S. Underground Natural Gas Storage by Storage Type
(Million Cubic Feet)
Period:
Data Series
Feb-26 Mar-26 Apr-26 May-26 Jun-26 Jul-26 View
History
All Operators
             
Natural Gas in Storage
6,398,509 6,403,137 6,710,832 7,139,580 7,498,871 7,642,065 1973-2026
Base Gas
4,495,652 4,497,135 4,501,057 4,503,599 4,504,054 4,504,919 1973-2026
Working Gas
1,902,857 1,906,002 2,209,775 2,635,981 2,994,817 3,137,146 1973-2026
Net Withdrawals
501,383 -5,472 -307,162 -430,317 -361,074 -142,207 1973-2026
Injections
149,687 306,092 454,166 537,004 470,375 342,068 1973-2026
Withdrawals
651,070 300,620 147,004 106,687 109,300 199,860 1973-2026
Salt Cavern Storage Fields
             
Natural Gas in Storage
391,733 445,138 491,717 537,252 551,486 509,039 1994-2026
Base Gas
212,802 213,159 214,901 215,287 212,826 213,067 1994-2026
Working Gas
178,931 231,979 276,817 321,965 338,661 295,973 1994-2026
Net Withdrawals
37,328 -53,661 -46,205 -46,479 -16,410 43,556 1994-2026
Injections
70,523 105,868 97,409 94,573 74,033 51,060 1994-2026
Withdrawals
107,851 52,207 51,204 48,094 57,623 94,617 1994-2026
Nonsalt Cavern Storage
             
Natural Gas in Storage
6,006,776 5,957,999 6,219,115 6,602,328 6,947,384 7,133,025 1994-2026
Base Gas
4,282,850 4,283,976 4,286,157 4,288,312 4,291,228 4,291,852 1994-2026
Working Gas
1,723,927 1,674,023 1,932,959 2,314,016 2,656,157 2,841,173 1994-2026
Net Withdrawals
464,055 48,189 -260,957 -383,837 -344,664 -185,764 1994-2026
Injections
79,164 200,224 356,757 442,430 396,342 291,007 1994-2026
Withdrawals
543,220 248,413 95,800 58,593 51,678 105,244 1994-2026
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Positive net withdrawals indicate the volume of withdrawals in excess of injections. Negative net withdrawals indicate the volume of injections in excess of withdrawals.

  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 9/30/2026
Next Release Date: 10/30/2026