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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Jun-25 Jul-25 Aug-25 Sep-25 Oct-25 Nov-25 View
History
U.S.
461,472 341,969 366,021 417,302 424,205 244,890 1973-2025
Alaska
2,051 2,605 2,693 2,228 1,403 210 2013-2025
Lower 48 States
459,421 339,363 363,328 415,074 422,803 244,680 2011-2025
Alabama
1,915 669 5,000 4,423 5,483 2,450 1994-2025
Arkansas
933 1,000 920 627 619 57 1990-2025
California
24,171 18,116 6,854 12,900 20,072 10,738 1990-2025
Colorado
6,562 6,251 5,818 5,667 4,844 5,632 1990-2025
Illinois
28,773 27,038 32,528 41,603 45,018 16,609 1990-2025
Indiana
2,080 2,486 3,977 4,337 3,082 986 1990-2025
Iowa
4,820 1,384 6,565 15,149 17,780 10,396 1990-2025
Kansas
16,181 14,388 11,002 15,385 8,056 6,001 1990-2025
Kentucky
7,968 4,608 9,590 4,381 7,907 5,719 1990-2025
Louisiana
48,130 39,484 33,800 32,779 53,622 37,374 1990-2025
Maryland
2,383 1,634 2,125 2,373 1,420 1,674 1990-2025
Michigan
76,217 55,512 58,295 60,053 44,281 12,844 1990-2025
Minnesota
  371 347 422 389 110 1990-2025
Mississippi
13,442 10,154 19,307 22,472 27,299 19,943 1990-2025
Missouri
  15   64 447 252 1990-2025
Montana
4,034 4,480 5,071 5,926 1,951 409 1990-2025
Nebraska
1,154 292 36 30 427 220 1990-2025
New Mexico
704 1,858 1,180 2,847 3,361 3,363 1990-2025
New York
10,927 5,381 8,140 10,870 10,394 2,676 1990-2025
Ohio
23,694 19,917 25,607 25,999 14,590 2,889 1990-2025
Oklahoma
23,532 9,061 6,663 13,309 15,561 7,295 1990-2025
Oregon
5,171 1,788 443 803 1,080 1,326 1990-2025
Pennsylvania
52,017 33,189 43,473 48,221 44,073 25,278 1990-2025
Rhode Island
            1994-1996
Tennessee
75 93         1997-2025
Texas
60,350 51,965 43,147 50,686 67,957 62,432 1990-2025
Utah
6,733 5,308 3,134 4,390 3,436 1,927 1990-2025
Virginia
432 663 373 572 255 676 1997-2025
Washington
2,860 1,644 1,130 2,220 1,592 1,775 1990-2025
West Virginia
27,055 15,953 26,753 23,628 12,338 2,450 1990-2025
Wyoming
7,107 4,659 2,046 2,940 5,471 1,182 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
116,508 76,738 106,472 111,661 83,070 35,642 2013-2025
South Central Region
164,485 126,722 119,839 139,680 178,597 135,551 2013-2025
Midwest Region
119,933 91,507 111,304 126,009 118,902 46,914 2013-2025
Mountain Region
26,294 22,847 17,286 21,801 19,490 12,733 2013-2025
Pacific Region
32,202 21,549 8,427 15,923 22,744 13,839 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: 2/6/2026
Next Release Date: 2/27/2026