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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Oct-24 Nov-24 Dec-24 Jan-25 Feb-25 Mar-25 View
History
U.S.
8,422,133 8,400,225 7,923,452 6,914,948 6,279,270 6,328,584 1973-2025
Alaska
46,435 44,392 42,588 40,677 38,874 38,710 2013-2025
Lower 48 States
8,375,699 8,355,833 7,880,864 6,874,270 6,240,396 6,289,875 2011-2025
Alabama
34,276 36,313 35,907 25,738 23,367 30,887 1995-2025
Arkansas
19,320 18,571 17,463 15,657 14,322 13,658 1990-2025
California
548,003 547,577 534,816 482,519 462,579 467,114 1990-2025
Colorado
121,119 120,862 118,461 103,359 97,349 98,264 1990-2025
Illinois
974,134 974,229 929,469 863,475 811,553 791,909 1990-2025
Indiana
109,499 110,262 105,641 97,971 92,625 90,891 1990-2025
Iowa
273,043 277,203 258,244 239,001 227,920 222,867 1990-2025
Kansas
272,395 269,980 255,693 235,811 219,666 217,204 1990-2025
Kentucky
207,328 202,227 189,591 165,387 151,684 158,516 1990-2025
Louisiana
644,641 656,768 637,139 525,672 458,572 493,474 1990-2025
Maryland
63,098 63,060 62,164 56,905 53,397 53,163 1990-2025
Michigan
1,040,331 1,020,895 898,844 721,936 599,933 592,410 1990-2025
Minnesota
6,909 6,995 6,871 6,456 6,068 5,776 1990-2025
Mississippi
247,390 252,963 248,326 200,266 190,608 215,758 1990-2025
Missouri
12,794 13,105 13,038 12,534 11,932 12,373 1990-2025
Montana
226,244 222,571 216,393 208,384 201,533 196,583 1990-2025
Nebraska
34,459 34,319 33,955 32,013 30,163 30,290 1990-2025
New Mexico
79,461 76,587 71,728 65,200 63,282 65,626 1990-2025
New York
220,233 218,918 202,571 176,304 161,166 158,110 1990-2025
Ohio
532,262 526,419 494,957 446,626 410,663 392,040 1990-2025
Oklahoma
343,305 344,033 321,508 275,847 247,543 254,620 1990-2025
Oregon
35,992 35,763 34,142 26,910 21,455 21,343 1990-2025
Pennsylvania
718,284 701,578 645,669 542,827 468,929 463,414 1990-2025
Tennessee
2,459 2,452 2,422 2,319 2,278 2,269 1997-2025
Texas
785,172 802,380 789,225 680,526 603,107 647,124 1990-2025
Utah
122,816 124,694 115,875 99,068 91,408 90,774 1990-2025
Virginia
8,463 8,740 8,773 7,975 7,597 7,579 1997-2025
Washington
44,178 43,800 44,129 38,938 33,489 34,939 1990-2025
West Virginia
495,413 487,285 438,549 378,551 342,080 325,745 1990-2025
Wyoming
152,679 155,283 149,300 140,095 134,131 135,154 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
2,037,751 2,006,001 1,852,683 1,609,189 1,443,831 1,400,051 2013-2025
South Central Region
2,346,500 2,381,008 2,305,261 1,959,516 1,757,183 1,872,726 2013-2025
Midwest Region
2,626,498 2,607,368 2,404,120 2,109,079 1,903,994 1,877,011 2013-2025
Mountain Region
736,776 734,316 705,713 648,120 617,865 616,691 2013-2025
Pacific Region
628,172 627,140 613,087 548,367 517,523 523,396 2013-2025
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Change in Working Gas from Same Period, Previous Year, includes data for Alaska which had no working gas recorded for periods prior to January 2013.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 5/30/2025
Next Release Date: 6/30/2025