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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-25 Dec-25 Jan-26 Feb-26 Mar-26 Apr-26 View
History
U.S.
4,500,078 4,499,293 4,497,659 4,495,652 4,497,135 4,501,057 1973-2026
Alaska
14,197 14,197 14,197 14,197 14,197 14,197 2013-2026
Lower 48 States
4,485,881 4,485,096 4,483,462 4,481,455 4,482,938 4,486,860 2011-2026
Alabama
10,450 10,450 10,450 10,450 10,450 10,450 1995-2026
Arkansas
13,078 13,078 13,078 13,078 13,078 13,078 1990-2026
California
280,783 280,783 280,783 280,783 280,783 280,783 1990-2026
Colorado
71,707 71,707 71,707 71,707 71,923 72,022 1990-2026
Illinois
715,567 715,587 715,587 715,587 715,411 714,805 1990-2026
Indiana
81,264 81,325 81,325 81,325 81,325 81,325 1990-2026
Iowa
197,881 197,881 197,881 197,881 197,881 197,881 1990-2026
Kansas
163,793 163,793 163,793 163,793 163,793 163,793 1990-2026
Kentucky
111,826 111,826 111,826 111,826 111,826 111,826 1990-2026
Louisiana
298,022 297,521 296,668 296,378 296,060 296,069 1990-2026
Maryland
45,677 45,677 45,677 45,677 45,700 45,700 1990-2026
Michigan
386,883 386,883 386,883 386,883 386,883 387,364 1990-2026
Minnesota
4,848 4,848 4,848 4,848 4,848 4,848 1990-2026
Mississippi
120,604 120,459 119,711 118,947 118,521 120,238 1990-2026
Missouri
10,189 10,189 10,189 10,189 10,189 10,189 1990-2026
Montana
182,520 182,520 182,520 182,520 182,520 182,520 1990-2026
Nebraska
22,197 22,197 22,197 22,197 22,197 22,197 1990-2026
New Mexico
29,362 29,362 29,362 29,362 29,362 29,362 1990-2026
New York
116,912 116,676 116,735 116,066 115,788 116,295 1990-2026
Ohio
335,341 335,340 335,333 335,326 335,325 335,324 1990-2026
Oklahoma
169,387 169,387 169,387 169,387 169,387 169,387 1990-2026
Oregon
14,909 14,909 14,909 14,909 14,909 14,909 1990-2026
Pennsylvania
336,650 336,645 336,641 336,527 336,499 336,540 1990-2026
Tennessee
878 878 878 878 878 878 1997-2026
Texas
318,497 318,114 318,033 318,031 319,119 319,121 1990-2026
Utah
69,507 69,507 69,507 69,507 69,507 69,507 1990-2026
Virginia
4,030 4,030 4,030 4,030 4,078 4,078 1997-2026
Washington
22,300 22,300 22,300 22,300 22,300 22,300 1990-2026
West Virginia
268,570 268,972 268,975 268,812 268,762 268,772 1990-2026
Wyoming
82,250 82,250 82,250 82,250 83,636 85,300 1990-2026
AGA Producing Region
            1994-2014
AGA Eastern Consuming Region
            1994-2014
AGA Western Consuming Region
            1994-2014
East Region
1,107,180 1,107,342 1,107,392 1,106,439 1,106,153 1,106,710 2013-2026
South Central Region
1,093,830 1,092,802 1,091,118 1,090,064 1,090,407 1,092,135 2013-2026
Midwest Region
1,509,336 1,509,417 1,509,417 1,509,417 1,509,241 1,509,115 2013-2026
Mountain Region
457,543 457,543 457,543 457,543 459,146 460,907 2013-2026
Pacific Region
317,992 317,992 317,992 317,992 317,992 317,992 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: 6/30/2026
Next Release Date: 7/31/2026