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Underground Natural Gas Storage by All Operators
(Million Cubic Feet)
Data Series: Period:
 Monthly 
 Show Data By:
Data Series Area
Nov-24 Dec-24 Jan-25 Feb-25 Mar-25 Apr-25 View
History
U.S.
3,914,872 3,438,005 2,424,600 1,789,619 1,835,868 2,141,337 1973-2025
Alaska
30,196 28,391 26,480 24,677 24,513 25,098 2013-2025
Lower 48 States
3,884,677 3,409,615 2,398,120 1,764,943 1,811,355 2,116,239 2011-2025
Alabama
25,863 25,457 15,288 12,917 20,437 24,423 1995-2025
Arkansas
5,493 4,385 2,579 1,244 580 1,050 1990-2025
California
266,574 253,813 201,516 181,576 186,111 206,597 1990-2025
Colorado
59,879 57,479 42,377 36,366 37,281 36,304 1990-2025
Illinois
256,759 211,999 146,005 93,993 74,377 75,226 1990-2025
Indiana
28,998 24,377 16,707 11,361 9,627 10,110 1990-2025
Iowa
79,321 60,363 41,120 30,039 24,985 24,414 1990-2025
Kansas
106,187 91,900 72,018 55,867 53,398 53,016 1990-2025
Kentucky
90,401 77,766 53,561 39,858 46,690 60,077 1990-2025
Louisiana
358,887 339,264 227,377 160,970 194,936 233,487 1990-2025
Maryland
17,383 16,486 11,227 7,719 7,486 8,509 1990-2025
Michigan
634,484 512,432 335,524 213,509 204,750 270,248 1990-2025
Minnesota
2,147 2,023 1,608 1,220 928 520 1990-2025
Mississippi
132,562 127,995 79,943 69,911 95,255 115,781 1990-2025
Missouri
2,916 2,849 2,345 1,743 2,184 2,261 1990-2025
Montana
40,051 33,873 25,864 19,013 14,063 14,731 1990-2025
Nebraska
12,122 11,758 9,816 7,966 8,093 8,496 1990-2025
New Mexico
47,225 42,366 35,838 33,920 36,264 36,359 1990-2025
New York
102,047 85,862 59,646 44,919 42,090 48,830 1990-2025
Ohio
191,967 160,509 112,186 76,227 56,768 63,214 1990-2025
Oklahoma
174,647 152,122 106,461 78,156 85,232 105,460 1990-2025
Oregon
20,854 19,233 12,001 6,546 6,434 7,646 1990-2025
Pennsylvania
364,799 308,890 206,072 132,254 126,799 156,008 1990-2025
Tennessee
1,575 1,544 1,441 1,401 1,391 1,391 1997-2025
Texas
487,899 474,410 361,144 283,718 327,881 369,595 1990-2025
Utah
55,187 46,368 29,561 21,901 21,266 26,623 1990-2025
Virginia
4,710 4,743 3,945 3,567 3,549 3,872 1997-2025
Washington
21,500 21,829 16,638 11,189 12,639 16,308 1990-2025
West Virginia
219,311 170,572 110,571 74,096 57,059 77,273 1990-2025
Wyoming
72,930 66,947 57,741 51,777 52,801 58,409 1990-2025
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
900,216 747,063 503,647 338,784 293,751 357,706 2013-2025
South Central Region
1,291,538 1,215,533 864,809 662,781 777,719 902,812 2013-2025
Midwest Region
1,096,601 893,353 598,312 393,124 364,933 444,248 2013-2025
Mountain Region
287,393 258,790 201,197 170,943 169,769 180,923 2013-2025
Pacific Region
308,928 294,875 230,155 199,311 205,184 230,551 2013-2025
- = 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: 6/30/2025
Next Release Date: 7/31/2025