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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Nov-25 Dec-25 Jan-26 Feb-26 Mar-26 Apr-26 View
History
U.S.
275,824 760,441 1,013,769 651,021 300,570 146,620 1973-2026
Alaska
1,025 2,743 2,657 1,742 1,980 859 2013-2026
Lower 48 States
274,799 757,698 1,011,112 649,279 298,590 145,761 2011-2026
Alabama
2,163 5,879 11,549 6,216 598 600 1994-2026
Arkansas
661 1,269 1,711 915 467 2 1990-2026
California
16,718 20,253 30,792 17,348 9,067 5,529 1990-2026
Colorado
5,528 8,925 12,506 6,139 3,127 9,514 1990-2026
Illinois
16,935 51,423 70,776 49,015 24,082 10,135 1990-2026
Indiana
491 4,001 6,779 4,323 1,647 640 1990-2026
Iowa
4,214 18,659 18,837 11,001 5,060 781 1990-2026
Kansas
9,606 17,744 28,534 14,609 11,671 7,399 1990-2026
Kentucky
5,396 18,571 25,889 14,779 4,598 4,456 1990-2026
Louisiana
22,779 60,108 122,250 88,007 36,098 24,646 1990-2026
Maryland
1,145 1,862 5,578 4,252 2,841 469 1990-2026
Michigan
50,127 162,116 158,670 103,965 39,746 5,193 1990-2026
Minnesota
  312 555 252 454 172 1990-2026
Mississippi
11,769 41,365 56,123 30,636 11,629 12,057 1990-2026
Missouri
17 616 1,621 220 385 3 1990-2026
Montana
3,208 7,107 7,770 5,107 3,622 363 1990-2026
Nebraska
78 229 1,869 908 65 54 1990-2026
New Mexico
460 1,160 4,276 1,157 462 315 1990-2026
New York
4,160 16,112 22,397 19,158 11,266 1,589 1990-2026
Ohio
13,932 31,879 43,234 32,526 21,018 5,275 1990-2026
Oklahoma
8,439 34,016 38,841 19,427 8,340 3,222 1990-2026
Oregon
155 1,993 5,119 3,484 457 38 1990-2026
Pennsylvania
29,988 78,702 105,149 83,440 41,042 14,133 1990-2026
Tennessee
19 39 83 44 6   1997-2026
Texas
36,817 98,140 144,769 81,029 36,670 33,542 1990-2026
Utah
3,122 7,354 14,035 5,208 1,441 550 1990-2026
Virginia
169 1,118 1,782 1,230 780 510 1997-2026
Washington
1,207 2,514 4,840 4,376 2,586 1,595 1990-2026
West Virginia
22,425 57,280 55,930 36,625 18,496 1,619 1990-2026
Wyoming
3,070 6,954 8,847 3,881 871 1,360 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
71,820 186,953 234,070 177,232 95,443 23,595 2013-2026
South Central Region
92,234 258,521 403,778 240,840 105,472 81,467 2013-2026
Midwest Region
77,200 255,736 283,211 183,599 75,978 21,381 2013-2026
Mountain Region
15,465 31,729 49,303 22,400 9,587 12,155 2013-2026
Pacific Region
18,080 24,759 40,750 25,208 12,109 7,163 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: 6/30/2026
Next Release Date: 7/31/2026