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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Sep-24 Oct-24 Nov-24 Dec-24 Jan-25 Feb-25 View
History
U.S.
8,097,355 8,422,133 8,400,225 7,923,452 6,914,948 6,279,270 1973-2025
Alaska
46,705 46,435 44,392 42,588 40,677 38,874 2013-2025
Lower 48 States
8,050,650 8,375,699 8,355,833 7,880,864 6,874,270 6,240,396 2011-2025
Alabama
28,424 34,276 36,313 35,907 25,738 23,367 1995-2025
Arkansas
18,781 19,320 18,571 17,463 15,657 14,322 1990-2025
California
534,291 548,003 547,577 534,816 482,519 462,579 1990-2025
Colorado
118,420 121,119 120,862 118,461 103,359 97,349 1990-2025
Illinois
935,754 974,134 974,229 929,469 863,475 811,553 1990-2025
Indiana
106,030 109,499 110,262 105,641 97,971 92,625 1990-2025
Iowa
256,177 273,043 277,203 258,244 239,001 227,920 1990-2025
Kansas
268,450 272,395 269,980 255,693 235,811 219,666 1990-2025
Kentucky
203,435 207,328 202,227 189,591 165,387 151,684 1990-2025
Louisiana
607,027 644,641 656,768 637,139 525,672 458,572 1990-2025
Maryland
62,166 63,098 63,060 62,164 56,905 53,397 1990-2025
Michigan
1,009,498 1,040,331 1,020,895 898,844 721,936 599,933 1990-2025
Minnesota
6,608 6,909 6,995 6,871 6,456 6,068 1990-2025
Mississippi
225,044 247,390 252,963 248,326 200,266 190,608 1990-2025
Missouri
12,603 12,794 13,105 13,038 12,534 11,932 1990-2025
Montana
224,618 226,244 222,571 216,393 208,384 201,533 1990-2025
Nebraska
33,723 34,459 34,319 33,955 32,013 30,163 1990-2025
New Mexico
79,999 79,461 76,587 71,728 65,200 63,282 1990-2025
New York
212,862 220,233 218,918 202,571 176,304 161,166 1990-2025
Ohio
514,726 532,262 526,419 494,957 446,626 410,663 1990-2025
Oklahoma
331,599 343,305 344,033 321,508 275,847 247,543 1990-2025
Oregon
35,209 35,992 35,763 34,142 26,910 21,455 1990-2025
Pennsylvania
686,367 718,284 701,578 645,669 542,827 468,929 1990-2025
Tennessee
2,459 2,459 2,452 2,422 2,319 2,278 1997-2025
Texas
727,880 785,172 802,380 789,225 680,526 603,107 1990-2025
Utah
121,550 122,816 124,694 115,875 99,068 91,408 1990-2025
Virginia
8,227 8,463 8,740 8,773 7,975 7,597 1997-2025
Washington
44,610 44,178 43,800 44,129 38,938 33,489 1990-2025
West Virginia
483,335 495,413 487,285 438,549 378,551 342,080 1990-2025
Wyoming
150,779 152,679 155,283 149,300 140,095 134,131 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
1,967,682 2,037,751 2,006,001 1,852,683 1,609,189 1,443,831 2013-2025
South Central Region
2,207,206 2,346,500 2,381,008 2,305,261 1,959,516 1,757,183 2013-2025
Midwest Region
2,532,564 2,626,498 2,607,368 2,404,120 2,109,079 1,903,994 2013-2025
Mountain Region
729,089 736,776 734,316 705,713 648,120 617,865 2013-2025
Pacific Region
614,110 628,172 627,140 613,087 548,367 517,523 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: 4/30/2025
Next Release Date: 5/30/2025