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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Apr-25 May-25 Jun-25 Jul-25 Aug-25 Sep-25 View
History
U.S.
448,112 578,952 461,472 341,969 366,021 416,944 1973-2025
Alaska
1,286 1,689 2,051 2,605 2,693 2,228 2013-2025
Lower 48 States
446,826 577,264 459,421 339,363 363,328 414,716 2011-2025
Alabama
4,782 4,022 1,915 669 5,000 4,423 1994-2025
Arkansas
582 914 933 1,000 920 627 1990-2025
California
24,000 26,753 24,171 18,116 6,854 12,900 1990-2025
Colorado
4,125 7,249 6,562 6,251 5,818 5,667 1990-2025
Illinois
12,077 20,636 28,773 27,038 32,528 41,603 1990-2025
Indiana
893 2,069 2,080 2,486 3,977 4,337 1990-2025
Iowa
331 4,549 4,820 1,384 6,565 15,149 1990-2025
Kansas
8,831 12,098 16,181 14,388 11,002 15,385 1990-2025
Kentucky
16,155 23,033 7,968 4,608 9,590 4,381 1990-2025
Louisiana
63,858 64,416 48,130 39,484 33,800 32,779 1990-2025
Maryland
1,096 3,208 2,383 1,634 2,125 2,373 1990-2025
Michigan
70,326 95,997 76,217 55,512 58,295 60,053 1990-2025
Minnesota
      371 347 422 1990-2025
Mississippi
28,243 22,000 13,442 10,154 19,307 22,472 1990-2025
Missouri
79 10   15   64 1990-2025
Montana
1,486 3,803 4,034 4,480 5,071 5,926 1990-2025
Nebraska
418 1,036 1,154 292 36 30 1990-2025
New Mexico
1,839 2,160 704 1,858 1,180 2,847 1990-2025
New York
10,154 15,000 10,927 5,381 8,140 10,870 1990-2025
Ohio
13,586 26,249 23,694 19,917 25,607 25,999 1990-2025
Oklahoma
22,533 29,691 23,532 9,061 6,663 13,309 1990-2025
Oregon
1,231 4,729 5,171 1,788 443 803 1990-2025
Pennsylvania
47,268 64,398 52,017 33,189 43,473 48,221 1990-2025
Rhode Island
            1994-1996
Tennessee
  20 75 93     1997-2025
Texas
72,683 75,692 60,350 51,965 43,147 50,327 1990-2025
Utah
6,182 9,098 6,733 5,308 3,134 4,390 1990-2025
Virginia
530 603 432 663 373 572 1997-2025
Washington
3,934 2,872 2,860 1,644 1,130 2,220 1990-2025
West Virginia
23,495 46,445 27,055 15,953 26,753 23,628 1990-2025
Wyoming
6,109 8,512 7,107 4,659 2,046 2,940 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
96,129 155,904 116,508 76,738 106,472 111,661 2013-2025
South Central Region
201,512 208,833 164,485 126,722 119,839 139,322 2013-2025
Midwest Region
99,862 146,314 119,933 91,507 111,304 126,009 2013-2025
Mountain Region
20,158 31,859 26,294 22,847 17,286 21,801 2013-2025
Pacific Region
29,165 34,354 32,202 21,549 8,427 15,923 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: 11/28/2025
Next Release Date: 12/31/2025