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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Nov-24 Dec-24 Jan-25 Feb-25 Mar-25 Apr-25 View
History
U.S.
8,400,225 7,923,452 6,914,352 6,277,974 6,326,377 6,630,833 1973-2025
Alaska
44,392 42,588 40,677 38,874 38,710 39,295 2013-2025
Lower 48 States
8,355,833 7,880,864 6,873,675 6,239,100 6,287,667 6,591,539 2011-2025
Alabama
36,313 35,907 25,738 23,367 30,887 34,873 1995-2025
Arkansas
18,571 17,463 15,657 14,322 13,658 14,128 1990-2025
California
547,577 534,816 482,519 462,579 467,114 487,600 1990-2025
Colorado
120,862 118,461 103,359 97,349 98,264 97,287 1990-2025
Illinois
974,229 929,469 863,475 811,463 791,778 791,597 1990-2025
Indiana
110,262 105,641 97,971 92,625 90,891 91,374 1990-2025
Iowa
277,203 258,244 239,001 227,920 222,867 222,296 1990-2025
Kansas
269,980 255,693 235,811 219,659 217,190 216,809 1990-2025
Kentucky
202,227 189,591 165,387 151,684 158,516 171,903 1990-2025
Louisiana
656,768 637,139 525,076 457,788 492,664 530,617 1990-2025
Maryland
63,060 62,164 56,905 53,397 53,163 54,187 1990-2025
Michigan
1,020,895 898,844 721,936 599,920 591,161 656,659 1990-2025
Minnesota
6,995 6,871 6,456 6,068 5,776 5,368 1990-2025
Mississippi
252,963 248,326 200,266 190,204 215,758 236,252 1990-2025
Missouri
13,105 13,038 12,534 11,932 12,373 12,450 1990-2025
Montana
222,571 216,393 208,384 201,533 196,583 197,251 1990-2025
Nebraska
34,319 33,955 32,013 30,163 30,290 30,693 1990-2025
New Mexico
76,587 71,728 65,200 63,282 65,626 65,721 1990-2025
New York
218,918 202,571 176,304 161,166 158,110 165,086 1990-2025
Ohio
526,419 494,957 446,626 410,663 392,040 398,555 1990-2025
Oklahoma
344,033 321,508 275,847 247,543 254,619 274,846 1990-2025
Oregon
35,763 34,142 26,910 21,455 21,343 22,555 1990-2025
Pennsylvania
701,578 645,669 542,827 468,929 463,414 492,561 1990-2025
Tennessee
2,452 2,422 2,319 2,278 2,269 2,269 1997-2025
Texas
802,380 789,225 680,526 603,107 647,122 689,047 1990-2025
Utah
124,694 115,875 99,068 91,408 90,774 96,130 1990-2025
Virginia
8,740 8,773 7,975 7,597 7,579 7,902 1997-2025
Washington
43,800 44,129 38,938 33,489 34,939 38,608 1990-2025
West Virginia
487,285 438,549 378,551 342,080 325,745 346,152 1990-2025
Wyoming
155,283 149,300 140,095 134,131 135,154 140,763 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
2,006,001 1,852,683 1,609,189 1,443,831 1,400,051 1,464,443 2013-2025
South Central Region
2,381,008 2,305,261 1,958,921 1,755,990 1,871,898 1,996,572 2013-2025
Midwest Region
2,607,368 2,404,120 2,109,079 1,903,891 1,875,631 1,953,915 2013-2025
Mountain Region
734,316 705,713 648,120 617,865 616,691 627,845 2013-2025
Pacific Region
627,140 613,087 548,367 517,523 523,396 548,763 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: 6/30/2025
Next Release Date: 7/31/2025