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Underground Natural Gas Storage Capacity
(Million Cubic Feet)
Data Series: Period:
 Annual 
 Show Data By:
Data Series Area
2019 2020 2021 2022 2023 2024 View
History
U.S.
7,161,892 7,181,030 7,183,176 7,183,301 7,187,798 7,226,586 1999-2024
Alaska
83,592 83,592 83,592 83,592 83,592 85,582 2013-2024
Alabama
13,500 13,500 13,500 13,500 13,500 13,500 1999-2024
Arkansas
21,774 21,972 21,972 21,972 21,972 21,972 1999-2024
California
604,048 604,048 604,048 604,048 604,048 604,048 1999-2024
Colorado
141,407 141,407 141,407 141,407 141,407 141,407 1999-2024
Illinois
106,044 106,099 106,119 106,139 106,159 106,179 1999-2024
Indiana
32,679 32,757 33,235 33,307 33,307 33,307 1999-2024
Iowa
0 0 0 0 0 0 1999-2024
Kansas
282,986 282,986 282,986 282,986 282,986 282,986 1999-2024
Kentucky
207,328 207,328 207,328 207,328 207,328 207,328 1999-2024
Louisiana
520,900 520,900 520,900 520,900 520,900 520,900 1999-2024
Maryland
64,000 64,000 64,000 64,000 64,000 64,000 1999-2024
Michigan
1,067,774 1,067,774 1,067,774 1,067,745 1,072,230 1,072,230 1999-2024
Mississippi
147,100 147,100 147,100 147,100 147,100 147,100 1999-2024
Montana
376,225 376,225 376,225 376,225 376,225 376,225 1999-2024
Nebraska
34,850 34,850 34,850 34,850 34,850 34,850 1999-2024
New Mexico
89,100 89,100 89,100 89,100 89,100 89,100 1999-2024
New York
243,439 243,439 243,439 240,451 240,451 240,451 1999-2024
Ohio
575,109 575,109 575,109 575,109 575,109 575,109 1999-2024
Oklahoma
372,021 372,220 372,485 372,485 372,485 374,485 1999-2024
Oregon
34,929 34,929 36,027 36,459 36,459 36,459 1999-2024
Pennsylvania
760,619 760,619 760,619 760,629 760,619 760,619 1999-2024
Tennessee
2,400 2,400 2,400 2,400 2,400 2,400 1999-2024
Texas
591,820 594,379 594,664 595,804 595,805 610,783 1999-2024
Utah
120,200 120,200 120,200 120,200 120,200 128,000 1999-2024
Virginia
3,300 3,300 3,300 3,300 3,300 3,300 1999-2024
Washington
0 0 0 0 0 0 1999-2024
West Virginia
531,506 531,506 531,506 532,975 532,975 532,975 1999-2024
Wyoming
133,242 149,290 149,290 149,290 149,290 161,290 1999-2024
- = 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: 11/28/2025
Next Release Date: 12/31/2025