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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Dec-24 Jan-25 Feb-25 Mar-25 Apr-25 May-25 View
History
U.S.
156,533 96,204 135,864 335,588 448,112 578,954 1973-2025
Alaska
170 338 173 574 1,286 1,690 2013-2025
Lower 48 States
156,363 95,865 135,691 335,014 446,826 577,264 2011-2025
Alabama
2,263 1,608 2,216 7,895 4,782 4,022 1994-2025
Arkansas
14 15 42 74 582 914 1990-2025
California
8,015 2,548 7,931 16,293 24,000 26,753 1990-2025
Colorado
3,397 2,175 3,909 5,653 4,125 7,249 1990-2025
Illinois
2,175 1,623 3,669 4,855 12,077 20,636 1990-2025
Indiana
1 14 0 159 893 2,069 1990-2025
Iowa
0 1 5 4 331 4,549 1990-2025
Kansas
5,912 2,990 5,092 8,396 8,831 12,098 1990-2025
Kentucky
2,032 1,909 2,373 11,295 16,155 23,033 1990-2025
Louisiana
33,186 19,683 26,742 62,070 63,858 64,416 1990-2025
Maryland
1,611 407 722 1,389 1,096 3,208 1990-2025
Michigan
7,151 7,745 5,419 22,538 70,326 95,997 1990-2025
Minnesota
            1990-2024
Mississippi
16,885 12,078 21,841 35,842 28,243 22,000 1990-2025
Missouri
37 764 557 528 79 10 1990-2025
Montana
19 3 11 56 1,486 3,803 1990-2025
Nebraska
58   80 317 418 1,036 1990-2025
New Mexico
101 14 939 3,235 1,839 2,160 1990-2025
New York
1,223 256 1,176 4,876 10,154 15,000 1990-2025
Ohio
579 365 603 3,024 13,586 26,249 1990-2025
Oklahoma
3,298 1,512 4,538 16,122 22,533 29,691 1990-2025
Oregon
424 0 4 1,782 1,231 4,729 1990-2025
Pennsylvania
16,718 5,390 7,361 32,740 47,268 64,398 1990-2025
Rhode Island
            1994-1996
Tennessee
          20 1997-2025
Texas
44,920 32,026 36,191 82,507 72,683 75,692 1990-2025
Utah
605 257 312 390 6,182 9,098 1990-2025
Virginia
958 1,015 1,077 647 530 603 1997-2025
Washington
2,885 832 891 3,873 3,934 2,872 1990-2025
West Virginia
1,348 344 1,757 5,678 23,495 46,445 1990-2025
Wyoming
546 289 232 2,776 6,109 8,512 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
22,437 7,778 12,695 48,353 96,129 155,904 2013-2025
South Central Region
106,477 69,912 96,662 212,906 201,512 208,833 2013-2025
Midwest Region
11,397 12,056 12,023 39,378 99,862 146,314 2013-2025
Mountain Region
4,727 2,739 5,485 12,427 20,158 31,859 2013-2025
Pacific Region
11,324 3,381 8,826 21,948 29,165 34,354 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: 7/31/2025
Next Release Date: 8/29/2025