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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.
-185,877 -309,270 -307,460 30,934 594,350 905,560 1973-2026
Alaska
-2,575 -2,198 -1,183 815 2,650 2,391 2013-2026
Lower 48 States
-183,302 -307,071 -306,277 30,119 591,700 903,169 2011-2026
Alabama
-2,530 -2,672 -4,152 -287 3,140 9,952 1993-2026
Arkansas
-920 -627 -559 604 1,115 1,645 1990-2026
California
8,201 -5,088 -14,435 5,980 6,936 23,045 1990-2026
Colorado
-2,526 -4,734 -1,869 -104 5,718 9,870 1990-2026
Illinois
-28,997 -41,577 -44,993 326 47,711 67,660 1990-2026
Indiana
-3,973 -4,328 -3,075 -495 3,996 6,771 1990-2026
Iowa
-6,147 -15,149 -17,672 -6,182 18,326 18,323 1990-2026
Kansas
-5,447 -14,431 -1,629 3,605 10,312 24,322 1990-2026
Kentucky
-5,136 -2,518 -6,358 -322 15,862 24,522 1990-2026
Louisiana
-2,261 -2,034 -33,355 -14,594 22,037 102,643 1990-2026
Maryland
-849 -1,992 -840 -529 102 5,060 1990-2026
Michigan
-54,554 -58,033 -38,615 37,283 151,471 151,960 1990-2026
Minnesota
-347 -422 -389 -110 312 555 1990-2026
Mississippi
674 -11,394 -21,556 -8,174 24,631 42,686 1990-2026
Missouri
9 -57 -437 -235 412 1,215 1990-2026
Montana
-4,937 -5,772 -1,404 2,798 7,097 7,766 1990-2026
Nebraska
287 4 -357 -142 229 1,869 1990-2026
New Mexico
619 -2,250 -2,476 -2,903 -356 3,271 1990-2026
New York
-7,080 -10,487 -9,397 1,485 15,814 22,077 1990-2026
Ohio
-25,080 -25,287 -11,150 11,044 30,384 42,396 1990-2026
Oklahoma
4,073 -10,775 -12,245 1,144 30,278 36,222 1990-2026
Oregon
793 -644 -998 -1,171 1,115 4,895 1990-2026
Pennsylvania
-32,392 -44,429 -29,946 4,710 66,874 98,574 1990-2026
Tennessee
    0 19 39 83 1998-2026
Texas
12,772 -11,695 -32,760 -25,615 56,560 112,365 1990-2026
Utah
-2,615 -4,356 -3,397 1,195 6,918 13,948 1990-2026
Virginia
220 -207 123 -506 293 1,207 1995-2026
Washington
478 -1,571 991 -568 1,361 4,050 1990-2026
West Virginia
-26,391 -23,367 -8,657 19,975 56,127 55,453 1990-2026
Wyoming
755 -1,179 -4,671 1,887 6,884 8,764 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
-91,571 -105,768 -59,867 36,178 169,594 224,766 2013-2026
South Central Region
6,360 -53,628 -106,256 -43,317 148,074 329,836 2013-2026
Midwest Region
-99,146 -122,085 -111,538 30,286 238,128 271,089 2013-2026
Mountain Region
-8,416 -18,286 -14,174 2,732 26,491 45,488 2013-2026
Pacific Region
9,471 -7,304 -14,441 4,241 9,413 31,990 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