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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Dec-25 Jan-26 Feb-26 Mar-26 Apr-26 May-26 View
History
U.S.
166,091 107,893 149,687 306,092 454,166 537,004 1973-2026
Alaska
93 266 360 156 1,415 1,947 2013-2026
Lower 48 States
165,998 107,627 149,326 305,937 452,750 535,057 2011-2026
Alabama
2,738 1,597 4,001 6,166 6,159 3,733 1994-2026
Arkansas
154 66 39 127 512 753 1990-2026
California
13,317 7,746 9,379 10,383 18,653 19,774 1990-2026
Colorado
3,207 2,636 4,928 6,054 1,676 4,049 1990-2026
Illinois
3,712 3,117 3,865 3,215 11,010 25,550 1990-2026
Indiana
6 9 16 149 1,012 1,336 1990-2026
Iowa
333 514 4 2 226 6,545 1990-2026
Kansas
7,432 4,213 7,335 8,259 7,321 8,317 1990-2026
Kentucky
2,709 1,367 1,440 13,108 17,018 19,910 1990-2026
Louisiana
38,071 19,607 22,112 56,676 56,071 66,769 1990-2026
Maryland
1,760 518 250 980 830 1,425 1990-2026
Michigan
10,645 6,710 7,948 20,661 84,852 92,610 1990-2026
Minnesota
          38 1990-2026
Mississippi
16,734 13,437 17,506 30,310 32,866 20,727 1990-2026
Missouri
204 406 1,084 675 0 4 1990-2026
Montana
10 4 7 262 3,527 4,548 1990-2026
Nebraska
      105 444 495 1990-2026
New Mexico
1,515 1,005 1,946 2,668 3,242 1,257 1990-2026
New York
298 320 491 1,405 9,930 14,630 1990-2026
Ohio
1,495 838 1,297 3,439 14,647 24,138 1990-2026
Oklahoma
3,737 2,619 5,069 14,333 19,962 21,591 1990-2026
Oregon
877 224 454 2,004 735 3,674 1990-2026
Pennsylvania
11,828 6,575 10,727 38,176 52,945 60,263 1990-2026
Rhode Island
            1994-1996
Tennessee
    8 31 78 84 1997-2026
Texas
41,580 32,088 45,173 68,183 62,631 67,915 1990-2026
Utah
435 87 864 5,002 5,526 7,560 1990-2026
Virginia
826 575 1,343 400 902 771 1997-2026
Washington
1,153 790 1,170 1,361 2,920 5,669 1990-2026
West Virginia
1,152 477 550 6,783 31,781 45,553 1990-2026
Wyoming
70 83 323 5,018 5,272 5,370 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
17,358 9,304 14,657 51,184 111,035 146,780 2013-2026
South Central Region
110,447 73,626 101,234 184,055 185,522 189,804 2013-2026
Midwest Region
17,609 12,122 14,364 37,842 114,197 146,078 2013-2026
Mountain Region
5,238 3,815 8,069 19,109 19,688 23,279 2013-2026
Pacific Region
15,347 8,760 11,003 13,747 22,308 29,116 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: 7/31/2026
Next Release Date: 8/31/2026