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U.S. Underground Natural Gas Storage by Storage Type
(Million Cubic Feet)
Period:
Data Series
Feb-25 Mar-25 Apr-25 May-25 Jun-25 Jul-25 View
History
All Operators
             
Natural Gas in Storage
6,277,974 6,326,377 6,630,453 7,126,080 7,480,813 7,634,710 1973-2025
Base Gas
4,488,354 4,490,509 4,489,496 4,489,486 4,490,679 4,490,225 1973-2025
Working Gas
1,789,619 1,835,868 2,140,957 2,636,593 2,990,134 3,144,485 1973-2025
Net Withdrawals
635,824 -48,270 -304,265 -497,262 -355,008 -151,371 1973-2025
Injections
135,864 335,588 448,112 578,954 461,476 341,929 1973-2025
Withdrawals
771,688 287,318 143,847 81,692 106,468 190,559 1973-2025
Salt Cavern Storage Fields
             
Natural Gas in Storage
372,767 449,142 512,932 563,824 558,791 518,979 1994-2025
Base Gas
217,498 218,487 218,118 218,136 218,049 219,129 1994-2025
Working Gas
155,269 230,654 294,814 345,688 340,743 299,850 1994-2025
Net Withdrawals
68,430 -76,485 -63,741 -51,657 4,532 39,880 1994-2025
Injections
72,246 125,845 110,881 93,192 59,494 50,562 1994-2025
Withdrawals
140,676 49,360 47,140 41,535 64,027 90,442 1994-2025
Nonsalt Cavern Storage
             
Natural Gas in Storage
5,905,207 5,877,235 6,117,521 6,562,256 6,922,022 7,115,731 1994-2025
Base Gas
4,270,856 4,272,021 4,271,378 4,271,351 4,272,631 4,271,096 1994-2025
Working Gas
1,634,351 1,605,214 1,846,143 2,290,905 2,649,391 2,844,635 1994-2025
Net Withdrawals
567,394 28,215 -240,524 -445,604 -359,540 -191,251 1994-2025
Injections
63,618 209,743 337,231 485,762 401,981 291,367 1994-2025
Withdrawals
631,012 237,958 96,707 40,157 42,441 100,116 1994-2025
- = 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: 9/30/2025
Next Release Date: 10/31/2025