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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Feb-26 Mar-26 Apr-26 May-26 Jun-26 Jul-26 View
History
U.S.
501,383 -5,472 -307,162 -430,317 -361,074 -142,207 1973-2026
Alaska
1,381 1,825 -556 -1,669 -2,547 -2,489 2013-2026
Lower 48 States
500,002 -7,297 -306,605 -428,648 -358,527 -139,718 2011-2026
Alabama
2,215 -5,568 -5,559 -1,968 1,334 6,693 1993-2026
Arkansas
876 340 -511 -750 -786 -834 1990-2026
California
7,969 -1,316 -13,124 -17,456 -12,367 12,611 1990-2026
Colorado
1,211 -2,927 7,838 -1,357 -5,413 -2,791 1990-2026
Illinois
45,151 20,867 -875 -24,129 -39,493 -17,109 1990-2026
Indiana
4,307 1,498 -373 -1,212 -944 -2,033 1990-2026
Iowa
10,996 5,058 555 -6,160 -5,796 -1,583 1990-2026
Kansas
7,274 3,411 78 -1,249 -13,070 -8,303 1990-2026
Kentucky
13,338 -8,510 -12,562 -15,850 -7,839 -855 1990-2026
Louisiana
65,896 -20,578 -31,426 -51,329 -36,644 -10,235 1990-2026
Maryland
4,003 1,861 -360 -1,314 -1,347 -1,865 1990-2026
Michigan
96,017 19,085 -79,658 -89,026 -86,872 -59,952 1990-2026
Minnesota
252 454 172 -38 -226 -302 1990-2026
Mississippi
13,130 -18,681 -20,808 -9,862 -2,893 31,902 1990-2026
Missouri
-863 -290 3 91 165 38 1990-2026
Montana
5,099 3,361 -3,164 -4,473 -4,435 -2,268 1990-2026
Nebraska
908 -40 -391 -495 -817 -238 1990-2026
New Mexico
-789 -2,207 -2,928 205 3,185 1,818 1990-2026
New York
18,667 9,861 -8,341 -14,459 -9,309 -7,137 1990-2026
Ohio
31,230 17,579 -9,373 -21,750 -21,288 -22,153 1990-2026
Oklahoma
14,358 -5,993 -16,741 -18,002 -12,084 -3,031 1990-2026
Oregon
3,030 -1,546 -697 -3,403 -2,172 -42 1990-2026
Pennsylvania
72,713 2,866 -38,812 -53,163 -43,231 -23,300 1990-2026
Tennessee
36 -25 -78 -84 -1   1998-2026
Texas
35,906 -31,464 -28,705 -28,147 -18,723 -2,496 1990-2026
Utah
4,344 -3,561 -4,976 -7,490 -4,016 -2,511 1990-2026
Virginia
-113 380 -392 -237 77 -108 1995-2026
Washington
3,206 1,225 -1,324 -5,666 -2,183 487 1990-2026
West Virginia
36,075 11,713 -30,162 -45,236 -28,115 -25,251 1990-2026
Wyoming
3,558 -4,147 -3,912 -4,639 -3,224 1,132 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
162,575 44,260 -87,440 -136,158 -103,214 -79,815 2013-2026
South Central Region
139,655 -78,533 -103,671 -111,307 -82,866 13,694 2013-2026
Midwest Region
169,236 38,137 -92,816 -136,408 -141,005 -81,796 2013-2026
Mountain Region
14,331 -9,522 -7,532 -18,249 -14,720 -4,857 2013-2026
Pacific Region
14,205 -1,638 -15,145 -26,525 -16,722 13,057 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