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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Jun-25 Jul-25 Aug-25 Sep-25 Oct-25 Nov-25 View
History
U.S.
-184,844 -149,768 -41,721 21,575 3,716 -4,198 1973-2025
Alaska
916 1,240 2,184 3,130 4,583 5,797 2013-2025
Lower 48 States
-185,760 -151,009 -43,905 18,446 -866 -9,995 2011-2025
Alabama
3,581 -1,607 924 4,479 2,780 1,030 1996-2025
Arkansas
-486 -354 -267 -258 -239 -93 1990-2025
California
5,206 13,385 7,360 8,349 8,856 3,539 1990-2025
Colorado
946 2,366 618 1,072 -92 146 1990-2025
Illinois
5,707 -3,510 -7,661 -5,639 793 133 1990-2025
Indiana
-1,784 -920 -185 175 -245 -502 1990-2025
Iowa
4,289 656 -3,328 -3,682 -2,876 -854 1991-2025
Kansas
-12,470 -4,974 -6,382 2,077 -299 -1,429 1990-2025
Kentucky
-4,767 -6,094 -1,470 -2,976 -513 4,911 1990-2025
Louisiana
-16,726 -12,289 3,138 1,535 -2,844 -135 1990-2025
Maryland
-1,464 -2,201 -1,322 -894 -1,020 -453 1990-2025
Michigan
-92,660 -67,336 -41,961 -22,193 -14,890 -32,739 1990-2025
Minnesota
-520 -276 -200 -111 -24 0 1990-2025
Mississippi
15,006 -887 46 11,318 10,439 12,738 1990-2025
Missouri
-70 -168 -171 -104 142 32 1990-2025
Montana
-4,122 -6,012 -5,800 -4,855 -5,077 -4,202 1990-2025
Nebraska
174 182 -177 -861 -1,243 -962 1991-2025
New Mexico
-11,251 -11,907 -13,694 -11,827 -8,812 -3,834 1990-2025
New York
-1,011 -4,060 -1,232 -3,330 -1,489 -1,708 1990-2025
Ohio
-16,522 -14,259 -5,388 -235 -6,631 -11,548 1990-2025
Oklahoma
-61 1,617 -3,041 -26 270 -1,348 1990-2025
Oregon
-1,597 -772 -1,756 -1,272 -1,063 331 1990-2025
Pennsylvania
-34,450 -34,935 -9,661 -4,999 -6,926 5,070 1990-2025
Tennessee
-99 -3 -3 -3 -3 -16 1997-2025
Texas
-21,278 1,398 39,758 43,564 20,498 29,846 1990-2025
Utah
-4,322 -1,163 -182 2,655 4,786 1,712 1991-2025
Virginia
1,210 617 515 282 -77 152 1997-2025
Washington
-1,272 1,080 19 210 -350 596 1990-2025
West Virginia
-7,473 -11,317 -1,570 -1,983 -5,394 -16,636 1990-2025
Wyoming
12,526 12,736 9,171 7,977 10,679 6,227 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
-59,712 -66,155 -18,659 -11,159 -21,537 -25,122 2013-2025
South Central Region
-32,433 -17,096 34,175 62,689 30,605 40,609 2013-2025
Midwest Region
-89,904 -77,652 -54,981 -34,533 -17,616 -29,034 2013-2025
Mountain Region
-6,049 -3,799 -10,063 -5,838 239 -913 2013-2025
Pacific Region
2,338 13,693 5,623 7,287 7,444 4,466 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