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Underground Natural Gas Storage Capacity
(Million Cubic Feet)
Data Series: Period:
 Show Data By:
Data Series Area
Dec-24 Jan-25 Feb-25 Mar-25 Apr-25 May-25 View
History
U.S.
4,806,872 4,800,863 4,816,837 4,815,124 4,814,955 4,814,929 2012-2025
Alaska
69,905 69,905 69,905 69,905 69,905 69,905 2013-2025
Lower 48 States
4,736,967 4,730,959 4,746,932 4,745,219 4,745,050 4,745,024 2013-2025
Alabama
33,150 33,150 33,150 33,150 33,150 33,150 2012-2025
Arkansas
8,894 8,894 8,894 8,894 8,894 8,894 2012-2025
California
323,068 323,068 323,068 323,068 323,068 323,068 2012-2025
Colorado
72,959 72,959 72,959 72,959 72,959 72,959 2012-2025
Illinois
303,813 303,813 303,813 303,813 303,813 303,813 2012-2025
Indiana
32,285 32,285 32,285 32,285 32,285 32,285 2012-2025
Iowa
90,313 90,313 90,313 90,313 90,313 90,313 2012-2025
Kansas
122,982 122,982 122,982 122,982 122,982 122,982 2012-2025
Kentucky
108,131 108,131 108,131 108,131 108,131 108,131 2012-2025
Louisiana
443,328 429,788 429,788 429,788 429,788 429,788 2012-2025
Maryland
18,300 18,300 18,300 18,300 18,300 18,300 2012-2025
Michigan
688,390 688,390 688,390 688,390 688,390 688,390 2012-2025
Minnesota
2,000 2,000 2,000 2,000 2,000 2,000 2012-2025
Mississippi
200,906 200,880 200,857 200,831 200,806 200,780 2012-2025
Missouri
3,656 3,656 3,656 3,656 3,656 3,656 2012-2025
Montana
197,477 197,477 197,477 197,477 197,477 197,477 2012-2025
Nebraska
12,653 12,653 12,653 12,653 12,653 12,653 2012-2025
New Mexico
59,738 59,738 59,738 59,738 59,738 59,738 2012-2025
New York
125,198 125,198 125,198 125,198 125,198 125,198 2012-2025
Ohio
240,594 240,594 240,594 239,752 239,681 239,681 2012-2025
Oklahoma
203,921 203,921 203,921 203,921 203,921 203,921 2012-2025
Oregon
21,550 21,550 21,550 21,550 21,550 21,550 2012-2025
Pennsylvania
426,326 426,326 426,326 426,326 426,326 426,326 2012-2025
Tennessee
1,800 1,800 1,800 1,800 1,800 1,800 2015-2025
Texas
563,510 571,072 571,072 571,072 571,072 571,072 2012-2025
Utah
62,792 62,792 62,792 62,792 62,792 62,792 2012-2025
Virginia
4,930 4,930 4,930 4,930 4,930 4,930 2012-2025
Washington
24,600 24,600 24,600 24,600 24,600 24,600 2012-2025
West Virginia
265,406 265,403 265,400 264,555 264,481 264,481 2012-2025
Wyoming
74,297 74,297 90,297 90,297 90,297 90,297 2012-2025
AGA Producing Region
            2012-2013
AGA Eastern Consuming Region
            2012-2013
AGA Western Consuming Region
            2012-2013
East Region
1,080,753 1,080,750 1,080,747 1,079,060 1,078,915 1,078,915 2013-2025
South Central Region
1,576,692 1,570,687 1,570,664 1,570,638 1,570,613 1,570,587 2013-2025
Midwest Region
1,230,388 1,230,388 1,230,388 1,230,388 1,230,388 1,230,388 2013-2025
Mountain Region
479,916 479,916 495,916 495,916 495,916 495,916 2013-2025
Pacific Region
369,218 369,218 369,218 369,218 369,218 369,218 2013-2025
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Existing fields include both active and inactive fields.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 7/31/2025
Next Release Date: 8/29/2025