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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Feb-26 Mar-26 Apr-26 May-26 Jun-26 Jul-26 View
History
U.S.
113,299 70,208 68,892 -537 4,762 -6,627 1973-2026
Alaska
4,917 3,256 3,227 3,346 4,048 4,166 2013-2026
Lower 48 States
108,382 66,952 65,665 -3,883 714 -10,793 2011-2026
Alabama
-1,181 -3,133 -1,560 -2,021 -202 -477 1996-2026
Arkansas
519 843 884 720 574 408 1990-2026
California
50,645 47,455 40,103 33,378 25,426 -824 1990-2026
Colorado
-3,442 -1,630 -8,590 -12,265 -12,231 -14,218 1990-2026
Illinois
2,580 1,500 2,130 7,823 19,719 14,628 1990-2026
Indiana
2,203 2,438 2,323 1,194 349 -94 1990-2026
Iowa
784 779 795 2,813 4,023 5,430 1991-2026
Kansas
6,984 6,042 6,345 -2,356 -4,052 -4,872 1990-2026
Kentucky
1,712 3,248 2,422 -751 4,360 6,068 1990-2026
Louisiana
8,311 -4,669 -11,367 -8,350 4,582 12,123 1990-2026
Maryland
-47 -1,697 -2,360 -4,254 -4,638 -2,145 1990-2026
Michigan
-11,243 -21,881 -8,241 -12,914 -54 8,817 1990-2026
Minnesota
-442 -603 -367 -271 -90 -159 1990-2026
Mississippi
-5,250 -11,375 -12,714 -14,771 -6,582 -21,756 1990-2026
Missouri
440 289 210 115 -41 -84 1990-2026
Montana
-3,126 -1,537 960 1,723 2,443 332 1990-2026
Nebraska
181 89 73 -468 -805 -857 1991-2026
New Mexico
7,345 7,208 10,040 9,058 6,376 4,012 1990-2026
New York
-429 -7,233 -5,935 -5,760 -6,022 -1,397 1990-2026
Ohio
196 2,078 5,005 1,640 518 3,481 1990-2026
Oklahoma
14,748 13,665 10,178 569 -8,739 -7,383 1990-2026
Oregon
5,591 7,240 6,721 5,487 2,502 769 1990-2026
Pennsylvania
6 2,598 12,160 4,372 5,098 20,015 1990-2026
Tennessee
-1 34 113 177 103 10 1997-2026
Texas
30,444 16,125 3,342 -17,794 -34,905 -38,348 1990-2026
Utah
9,787 13,982 13,602 11,998 9,290 6,494 1991-2026
Virginia
-91 -499 -431 -464 -745 -783 1997-2026
Washington
2,290 -384 -2,729 1,068 969 -484 1990-2026
West Virginia
-19,307 -13,930 -3,997 -4,956 -3,111 7,934 1990-2026
Wyoming
8,174 9,912 6,551 1,375 -3,400 -7,430 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
-19,672 -18,684 4,442 -9,421 -8,901 27,104 2013-2026
South Central Region
54,576 17,498 -4,892 -44,003 -49,324 -60,306 2013-2026
Midwest Region
-3,967 -14,196 -616 -1,814 28,369 34,615 2013-2026
Mountain Region
18,918 28,024 22,636 11,422 1,674 -11,667 2013-2026
Pacific Region
58,526 54,310 44,095 39,933 28,898 -539 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: 9/30/2026
Next Release Date: 10/30/2026