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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.
149,687 306,092 454,166 537,004 470,375 342,068 1973-2026
Alaska
360 156 1,415 1,947 2,564 2,770 2013-2026
Lower 48 States
149,326 305,937 452,750 535,057 467,811 339,297 2011-2026
Alabama
4,001 6,166 6,159 3,733 1,840 437 1994-2026
Arkansas
39 127 512 753 786 834 1990-2026
California
9,379 10,383 18,653 19,774 16,321 6,876 1990-2026
Colorado
4,928 6,054 1,676 4,049 6,066 6,120 1990-2026
Illinois
3,865 3,215 11,010 25,550 39,876 20,816 1990-2026
Indiana
16 149 1,012 1,336 951 2,046 1990-2026
Iowa
4 2 226 6,545 6,005 2,778 1990-2026
Kansas
7,335 8,259 7,321 8,317 14,184 12,012 1990-2026
Kentucky
1,440 13,108 17,018 19,910 13,196 5,466 1990-2026
Louisiana
22,112 56,676 56,071 66,769 56,353 42,971 1990-2026
Maryland
250 980 830 1,425 1,770 1,953 1990-2026
Michigan
7,948 20,661 84,852 92,610 87,990 63,608 1990-2026
Minnesota
      38 226 302 1990-2026
Mississippi
17,506 30,310 32,866 20,727 16,127 6,393 1990-2026
Missouri
1,084 675 0 4 28   1990-2026
Montana
7 262 3,527 4,548 4,510 2,836 1990-2026
Nebraska
  105 444 495 817 396 1990-2026
New Mexico
1,946 2,668 3,242 1,257 838 1,003 1990-2026
New York
491 1,405 9,930 14,630 9,964 8,909 1990-2026
Ohio
1,297 3,439 14,647 24,138 22,631 23,582 1990-2026
Oklahoma
5,069 14,333 19,962 21,591 16,557 11,562 1990-2026
Oregon
454 2,004 735 3,674 2,346 357 1990-2026
Pennsylvania
10,727 38,176 52,945 60,263 50,174 39,102 1990-2026
Rhode Island
            1994-1996
Tennessee
8 31 78 84 1   1997-2026
Texas
45,173 68,183 62,631 67,915 58,331 47,214 1990-2026
Utah
864 5,002 5,526 7,560 4,136 3,076 1990-2026
Virginia
1,343 400 902 771 448 522 1997-2026
Washington
1,170 1,361 2,920 5,669 2,281 464 1990-2026
West Virginia
550 6,783 31,781 45,553 29,068 26,357 1990-2026
Wyoming
323 5,018 5,272 5,370 3,991 1,305 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
14,657 51,184 111,035 146,780 114,055 100,425 2013-2026
South Central Region
101,234 184,055 185,522 189,804 164,178 121,423 2013-2026
Midwest Region
14,364 37,842 114,197 146,078 148,271 95,016 2013-2026
Mountain Region
8,069 19,109 19,688 23,279 20,358 14,736 2013-2026
Pacific Region
11,003 13,747 22,308 29,116 20,948 7,696 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