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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Dec-25 Jan-26 Feb-26 Mar-26 Apr-26 May-26 View
History
U.S.
760,441 1,013,819 651,070 300,620 147,004 106,687 1973-2026
Alaska
2,743 2,657 1,742 1,980 859 278 2013-2026
Lower 48 States
757,698 1,011,162 649,329 298,640 146,145 106,409 2011-2026
Alabama
5,879 11,549 6,216 598 600 1,765 1994-2026
Arkansas
1,269 1,711 915 467 2 2 1990-2026
California
20,253 30,792 17,348 9,067 5,529 2,318 1990-2026
Colorado
8,925 12,506 6,139 3,127 9,514 2,692 1990-2026
Illinois
51,423 70,776 49,015 24,082 10,135 1,421 1990-2026
Indiana
4,001 6,779 4,323 1,647 640 124 1990-2026
Iowa
18,659 18,837 11,001 5,060 781 385 1990-2026
Kansas
17,744 28,534 14,609 11,671 7,399 7,068 1990-2026
Kentucky
18,571 25,889 14,779 4,598 4,456 4,060 1990-2026
Louisiana
60,108 122,250 88,007 36,098 24,646 15,440 1990-2026
Maryland
1,862 5,578 4,252 2,841 469 111 1990-2026
Michigan
162,116 158,670 103,965 39,746 5,193 3,584 1990-2026
Minnesota
312 555 252 454 172   1990-2026
Mississippi
41,365 56,123 30,636 11,629 12,057 10,865 1990-2026
Missouri
616 1,621 220 385 3 95 1990-2026
Montana
7,107 7,770 5,107 3,622 363 75 1990-2026
Nebraska
229 1,869 908 65 54   1990-2026
New Mexico
1,160 4,276 1,157 462 315 1,461 1990-2026
New York
16,112 22,397 19,158 11,266 1,589 171 1990-2026
Ohio
31,879 43,234 32,526 21,018 5,275 2,389 1990-2026
Oklahoma
34,016 38,841 19,427 8,340 3,222 3,589 1990-2026
Oregon
1,993 5,119 3,484 457 38 271 1990-2026
Pennsylvania
78,702 105,149 83,440 41,042 14,133 7,100 1990-2026
Tennessee
39 83 44 6     1997-2026
Texas
98,140 144,819 81,079 36,720 33,926 39,768 1990-2026
Utah
7,354 14,035 5,208 1,441 550 70 1990-2026
Virginia
1,118 1,782 1,230 780 510 534 1997-2026
Washington
2,514 4,840 4,376 2,586 1,595 3 1990-2026
West Virginia
57,280 55,930 36,625 18,496 1,619 317 1990-2026
Wyoming
6,954 8,847 3,881 871 1,360 731 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
186,953 234,070 177,232 95,443 23,595 10,622 2013-2026
South Central Region
258,521 403,828 240,889 105,521 81,851 78,497 2013-2026
Midwest Region
255,736 283,211 183,599 75,978 21,381 9,669 2013-2026
Mountain Region
31,729 49,303 22,400 9,587 12,155 5,030 2013-2026
Pacific Region
24,759 40,750 25,208 12,109 7,163 2,591 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: 7/31/2026
Next Release Date: 8/31/2026