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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Jan-26 Feb-26 Mar-26 Apr-26 May-26 Jun-26 View
History
U.S.
905,926 501,383 -5,472 -307,162 -430,317 -361,074 1973-2026
Alaska
2,391 1,381 1,825 -556 -1,669 -2,547 2013-2026
Lower 48 States
903,535 500,002 -7,297 -306,605 -428,648 -358,527 2011-2026
Alabama
9,952 2,215 -5,568 -5,559 -1,968 1,334 1993-2026
Arkansas
1,645 876 340 -511 -750 -786 1990-2026
California
23,045 7,969 -1,316 -13,124 -17,456 -12,367 1990-2026
Colorado
9,870 1,211 -2,927 7,838 -1,357 -5,413 1990-2026
Illinois
67,660 45,151 20,867 -875 -24,129 -39,493 1990-2026
Indiana
6,771 4,307 1,498 -373 -1,212 -944 1990-2026
Iowa
18,323 10,996 5,058 555 -6,160 -5,796 1990-2026
Kansas
24,322 7,274 3,411 78 -1,249 -13,070 1990-2026
Kentucky
24,522 13,338 -8,510 -12,562 -15,850 -7,839 1990-2026
Louisiana
102,643 65,896 -20,578 -31,426 -51,329 -36,644 1990-2026
Maryland
5,060 4,003 1,861 -360 -1,314 -1,347 1990-2026
Michigan
151,960 96,017 19,085 -79,658 -89,026 -86,872 1990-2026
Minnesota
555 252 454 172 -38 -226 1990-2026
Mississippi
42,686 13,130 -18,681 -20,808 -9,862 -2,893 1990-2026
Missouri
1,215 -863 -290 3 91 165 1990-2026
Montana
7,766 5,099 3,361 -3,164 -4,473 -4,435 1990-2026
Nebraska
1,869 908 -40 -391 -495 -817 1990-2026
New Mexico
3,271 -789 -2,207 -2,928 205 3,185 1990-2026
New York
22,077 18,667 9,861 -8,341 -14,459 -9,309 1990-2026
Ohio
42,396 31,230 17,579 -9,373 -21,750 -21,288 1990-2026
Oklahoma
36,222 14,358 -5,993 -16,741 -18,002 -12,084 1990-2026
Oregon
4,895 3,030 -1,546 -697 -3,403 -2,172 1990-2026
Pennsylvania
98,574 72,713 2,866 -38,812 -53,163 -43,231 1990-2026
Tennessee
83 36 -25 -78 -84 -1 1998-2026
Texas
112,731 35,906 -31,464 -28,705 -28,147 -18,723 1990-2026
Utah
13,948 4,344 -3,561 -4,976 -7,490 -4,016 1990-2026
Virginia
1,207 -113 380 -392 -237 77 1995-2026
Washington
4,050 3,206 1,225 -1,324 -5,666 -2,183 1990-2026
West Virginia
55,453 36,075 11,713 -30,162 -45,236 -28,115 1990-2026
Wyoming
8,764 3,558 -4,147 -3,912 -4,639 -3,224 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
224,766 162,575 44,260 -87,440 -136,158 -103,214 2013-2026
South Central Region
330,201 139,655 -78,533 -103,671 -111,307 -82,866 2013-2026
Midwest Region
271,089 169,236 38,137 -92,816 -136,408 -141,005 2013-2026
Mountain Region
45,488 14,331 -9,522 -7,532 -18,249 -14,720 2013-2026
Pacific Region
31,990 14,205 -1,638 -15,145 -26,525 -16,722 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: 8/31/2026
Next Release Date: 9/30/2026