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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Aug-25 Sep-25 Oct-25 Nov-25 Dec-25 Jan-26 View
History
U.S.
180,144 108,033 116,758 275,824 760,441 1,013,454 1973-2026
Alaska
118 29 219 1,025 2,743 2,657 2013-2026
Lower 48 States
180,026 108,003 116,539 274,799 757,698 1,010,797 2011-2026
Alabama
2,470 1,751 1,330 2,163 5,879 11,549 1994-2026
Arkansas
    60 661 1,269 1,711 1990-2026
California
15,055 7,812 5,638 16,718 20,253 30,792 1990-2026
Colorado
3,292 933 2,976 5,528 8,925 12,506 1990-2026
Illinois
3,532 26 25 16,935 51,423 70,776 1990-2026
Indiana
4 8 7 491 4,001 6,779 1990-2026
Iowa
418 0 107 4,214 18,659 18,837 1990-2026
Kansas
5,554 954 6,427 9,606 17,744 28,534 1990-2026
Kentucky
4,453 1,863 1,549 5,396 18,571 25,889 1990-2026
Louisiana
31,539 30,745 20,267 22,779 60,108 122,250 1990-2026
Maryland
1,277 381 579 1,145 1,862 5,578 1990-2026
Michigan
3,741 2,020 5,666 50,127 162,116 158,670 1990-2026
Minnesota
        312 555 1990-2026
Mississippi
19,981 11,078 5,743 11,769 41,365 56,123 1990-2026
Missouri
9 7 9 17 616 1,621 1990-2026
Montana
134 154 547 3,208 7,107 7,770 1990-2026
Nebraska
323 34 70 78 229 1,869 1990-2026
New Mexico
1,799 597 884 460 1,160 4,276 1990-2026
New York
1,061 383 920 4,160 16,112 22,397 1990-2026
Ohio
527 711 3,440 13,932 31,879 43,234 1990-2026
Oklahoma
10,736 2,534 3,568 8,439 34,016 38,841 1990-2026
Oregon
1,236 159 82 155 1,993 5,119 1990-2026
Pennsylvania
11,081 3,792 14,126 29,988 78,702 105,149 1990-2026
Tennessee
    0 19 39 83 1997-2026
Texas
55,920 38,991 35,037 36,817 98,140 144,453 1990-2026
Utah
519 34 40 3,122 7,354 14,035 1990-2026
Virginia
593 365 378 169 1,118 1,782 1997-2026
Washington
1,608 649 2,583 1,207 2,514 4,840 1990-2026
West Virginia
362 261 3,681 22,425 57,280 55,930 1990-2026
Wyoming
2,801 1,761 799 3,070 6,954 8,847 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
14,901 5,894 23,124 71,820 186,953 234,070 2013-2026
South Central Region
126,200 86,052 72,432 92,234 258,521 403,462 2013-2026
Midwest Region
12,157 3,924 7,364 77,200 255,736 283,211 2013-2026
Mountain Region
8,869 3,515 5,316 15,465 31,729 49,303 2013-2026
Pacific Region
17,898 8,619 8,303 18,080 24,759 40,750 2013-2026
- = 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: 3/31/2026
Next Release Date: 4/30/2026