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U.S. Underground Natural Gas Storage by Storage Type
(Million Cubic Feet)
Period:
Data Series
Mar-25 Apr-25 May-25 Jun-25 Jul-25 Aug-25 View
History
All Operators
             
Natural Gas in Storage
6,326,377 6,630,453 7,126,080 7,480,813 7,633,713 7,819,649 1973-2025
Base Gas
4,490,509 4,489,496 4,489,486 4,490,679 4,489,857 4,491,101 1973-2025
Working Gas
1,835,868 2,140,957 2,636,593 2,990,134 3,143,856 3,328,548 1973-2025
Net Withdrawals
-48,270 -304,265 -497,262 -355,008 -151,132 -185,882 1973-2025
Injections
335,588 448,112 578,954 461,476 341,973 366,026 1973-2025
Withdrawals
287,318 143,847 81,692 106,468 190,841 180,144 1973-2025
Salt Cavern Storage Fields
             
Natural Gas in Storage
449,142 512,932 563,824 558,791 518,741 498,306 1994-2025
Base Gas
218,487 218,118 218,136 218,049 219,129 220,105 1994-2025
Working Gas
230,654 294,814 345,688 340,743 299,611 278,201 1994-2025
Net Withdrawals
-76,485 -63,741 -51,657 4,532 40,119 20,608 1994-2025
Injections
125,845 110,881 93,192 59,494 50,606 59,606 1994-2025
Withdrawals
49,360 47,140 41,535 64,027 90,725 80,214 1994-2025
Nonsalt Cavern Storage
             
Natural Gas in Storage
5,877,235 6,117,521 6,562,256 6,922,022 7,114,972 7,321,344 1994-2025
Base Gas
4,272,021 4,271,378 4,271,351 4,272,631 4,270,728 4,270,997 1994-2025
Working Gas
1,605,214 1,846,143 2,290,905 2,649,391 2,844,244 3,050,347 1994-2025
Net Withdrawals
28,215 -240,524 -445,604 -359,540 -191,251 -206,490 1994-2025
Injections
209,743 337,231 485,762 401,981 291,367 306,420 1994-2025
Withdrawals
237,958 96,707 40,157 42,441 100,116 99,930 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: 10/31/2025
Next Release Date: 11/28/2025