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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
May-25 Jun-25 Jul-25 Aug-25 Sep-25 Oct-25 View
History
U.S.
81,692 106,468 190,841 180,144 107,763 116,605 1973-2025
Alaska
149 196 248 118 29 219 2013-2025
Lower 48 States
81,543 106,272 190,592 180,026 107,733 116,385 2011-2025
Alabama
1,593 5,070 7,094 2,470 1,751 1,330 1994-2025
Arkansas
          60 1990-2025
California
2,571 4,096 4,381 15,055 7,812 5,638 1990-2025
Colorado
2,359 1,255 1,473 3,292 933 2,976 1990-2025
Illinois
2,472 344 6,978 3,532 26 25 1990-2025
Indiana
6 5 2 4 8 7 1990-2025
Iowa
408 233 1,208 418 0 107 1990-2025
Kansas
2,148 1,414 5,266 5,554 954 6,427 1990-2025
Kentucky
3,996 5,240 5,461 4,453 1,863 1,549 1990-2025
Louisiana
15,784 24,546 36,167 31,539 30,717 20,267 1990-2025
Maryland
2 653 2,327 1,277 381 579 1990-2025
Michigan
2,772 2,463 4,431 3,741 2,020 5,666 1990-2025
Minnesota
58 45         1990-2025
Mississippi
10,948 18,616 26,607 19,981 11,078 5,743 1990-2025
Missouri
6 9 9 9 7 9 1990-2025
Montana
94 319 101 134 154 547 1990-2025
Nebraska
0   2 323 34 70 1990-2025
New Mexico
1,383 1,207 1,312 1,799 597 884 1990-2025
New York
440 1,182 2,995 1,061 383 920 1990-2025
Ohio
1,125 1,279 721 527 711 3,440 1990-2025
Oklahoma
2,068 2,740 9,023 10,736 2,534 3,568 1990-2025
Oregon
87 0 6 1,236 159 82 1990-2025
Pennsylvania
3,450 9,396 24,856 11,081 3,792 14,126 1990-2025
Tennessee
          0 1997-2025
Texas
26,134 23,916 44,978 55,920 38,749 34,884 1990-2025
Utah
5 9 1 519 34 40 1990-2025
Virginia
334 226 517 593 365 378 1997-2025
Washington
1,003 578 679 1,608 649 2,583 1990-2025
West Virginia
268 925 1,751 362 261 3,681 1990-2025
Wyoming
30 503 2,248 2,801 1,761 799 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
5,618 13,662 33,167 14,901 5,894 23,124 2013-2025
South Central Region
58,675 76,303 129,134 126,200 85,782 72,278 2013-2025
Midwest Region
9,718 8,339 18,090 12,157 3,924 7,364 2013-2025
Mountain Region
3,871 3,293 5,137 8,869 3,515 5,316 2013-2025
Pacific Region
3,661 4,674 5,065 17,898 8,619 8,303 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: 12/31/2025
Next Release Date: 1/30/2026