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|View History: Monthly Download Data (XLS File)                                                                    
|View History: Monthly                                                                                              
|View History: Monthly                                                                                              
|View History:                                                                                                      
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|U.S. Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Million Cubic Feet)
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|U.S. Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Million Cubic Feet)
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|Year                                                                                                                              | Jan       | Feb      | Mar       | Apr      | May      | Jun      | Jul      | Aug      | Sep      | Oct      | Nov      | Dec      
|--------------------------------------------------------------------------------------------------------------------------------- | --------- | -------- | --------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | ---------
|1973                                                                                                                              | NA        | NA       | NA        | NA       | NA       | NA       | NA       | NA       | NA       | NA       | NA       | 305,000  
|1974                                                                                                                              | NA        | NA       | NA        | NA       | NA       | NA       | NA       | NA       | NA       | NA       | NA       | 16,000   
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|1975                                                                                                                              | NA        | NA       | NA        | NA       | NA       | NA       | NA       | NA       | NA       | 196,000  | NA       | 162,000  
|1976                                                                                                                              | NA        | NA       | NA        | NA       | NA       | NA       | NA       | NA       | 182,000  | 65,000   | -133,000 | -286,000 
|1977                                                                                                                              | -361,000  | -281,000 | -111,000  | 4,000    | 94,000   | 122,000  | 156,000  | 152,000  | 174,000  | 265,000  | 413,000  | 549,000  
|1978                                                                                                                              | 532,000   | 147,000  | -92,000   | -196,000 | -240,000 | -194,000 | -184,000 | -98,000  | -11,000  | 29,000   | 106,000  | 72,000   
|1979                                                                                                                              | 71,000    | 39,000   | 113,000   | 104,000  | 128,000  | 114,000  | 120,000  | 127,000  | 107,000  | 121,000  | 118,000  | 207,000  
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|1980                                                                                                                              | 434,000   | 503,000  | 358,000   | 356,000  | 379,000  | 349,000  | 303,000  | 226,000  | 179,000  | 108,000  | -19,000  | -99,000  
|1981                                                                                                                              | -172,000  | -28,000  | 37,000    | 73,000   | -21,000  | -47,000  | -29,000  | 28,000   | 53,000   | 61,000   | 175,000  | 162,000  
|1982                                                                                                                              | 30,000    | -37,000  | -27,000   | -88,000  | 57,000   | 117,000  | 146,000  | 116,000  | 99,000   | 116,000  | 108,000  | 255,000  
|1983                                                                                                                              | -484,988  | 569,000  | 544,000   | 398,000  | 188,000  | 85,000   | -8,000   | -90,000  | -110,000 | -94,000  | -134,000 | -476,000 
|1984                                                                                                                              | -553,000  | -480,000 | -576,000  | -454,000 | -379,000 | -313,000 | -240,000 | -168,000 | -145,000 | -95,000  | -160,000 | 281,000  
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|1985                                                                                                                              | 151,000   | -23,000  | 171,000   | 239,000  | 286,000  | 210,000  | 149,000  | 92,000   | 85,000   | 29,000   | 71,000   | -270,000 
|1986                                                                                                                              | -29,000   | 19,000   | 21,000    | -18,000  | -53,000  | -28,000  | -35,000  | 10,000   | -15,000  | 4,000    | -9,000   | 142,000  
|1987                                                                                                                              | 67,000    | 116,000  | 115,000   | 97,000   | 130,000  | 114,000  | 66,000   | -6,000   | -17,000  | -102,000 | -18,000  | 7,000    
|1988                                                                                                                              | -52,000   | -161,000 | -197,000  | -169,000 | -179,000 | -144,000 | -69,000  | -1,000   | 71,000   | 137,000  | 112,000  | 94,000   
|1989                                                                                                                              | 281,000   | 167,000  | 94,000    | 54,000   | 35,000   | 81,000   | 77,000   | 103,000  | 67,000   | 25,000   | 28,000   | -337,000 
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|1990                                                                                                                              | -239,000  | 10,000   | 99,000    | 123,000  | 118,000  | 111,000  | 147,000  | 133,000  | 134,000  | 199,000  | 273,000  | 555,000  
|1991                                                                                                                              | 91,980    | 59,355   | 36,709    | 90,642   | 92,809   | 67,910   | -19,920  | -92,507  | -119,622 | -98,184  | -324,145 | -244,458 
|1992                                                                                                                              | -146,324  | -225,866 | -367,083  | -463,488 | -424,663 | -400,231 | -311,276 | -217,283 | -157,308 | -145,599 | -94,002  | -226,744 
|1993                                                                                                                              | -389,147  | -534,769 | -515,812  | -452,768 | -327,220 | -258,151 | -219,468 | -207,051 | -160,192 | -245,246 | -291,623 | -275,017 
|1994                                                                                                                              | -247,127  | -212,126 | -70,957   | 51,465   | 33,442   | 1,892    | 33,111   | 52,427   | 28,208   | 96,876   | 215,451  | 284,276  
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|1995                                                                                                                              | 465,898   | 451,075  | 373,965   | 207,430  | 113,969  | 117,596  | 27,844   | -111,915 | -109,868 | -78,819  | -249,199 | -452,783 
|1996                                                                                                                              | -582,812  | -521,086 | -573,827  | -525,319 | -507,223 | -484,891 | -403,642 | -250,167 | -197,237 | -185,553 | -179,345 | 19,278   
|1997                                                                                                                              | 32,013    | 118,261  | 231,619   | 196,411  | 202,112  | 202,009  | 118,887  | 93,407   | 67,328   | 75,302   | 149,749  | 1,968    
|1998                                                                                                                              | 214,783   | 285,591  | 191,595   | 333,924  | 407,488  | 380,873  | 409,445  | 357,761  | 252,644  | 302,447  | 453,036  | 554,218  
|1999                                                                                                                              | 360,715   | 319,481  | 222,970   | 109,173  | 61,138   | 35,700   | -40,543  | -87,838  | -4,888   | -117,810 | -89,574  | -206,518 
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|2000                                                                                                                              | -312,362  | -444,768 | -255,280  | -297,275 | -404,464 | -434,614 | -379,325 | -414,050 | -432,273 | -345,258 | -628,324 | -806,397 
|2001                                                                                                                              | -494,971  | -391,198 | -411,668  | -210,254 | 6,995    | 165,124  | 258,065  | 376,802  | 449,975  | 411,704  | 811,905  | 1,184,588
|2002                                                                                                                              | 1,078,365 | 925,499  | 776,243   | 666,278  | 528,029  | 425,744  | 277,871  | 197,581  | 97,372   | -28,069  | -325,473 | -528,281 
|2003                                                                                                                              | -821,544  | -987,364 | -787,739  | -765,220 | -670,562 | -542,993 | -412,747 | -337,633 | -196,362 | 14,308   | 109,329  | 187,386  
|2004                                                                                                                              | 216,727   | 292,059  | 328,356   | 356,775  | 323,486  | 254,689  | 265,829  | 307,396  | 213,634  | 172,024  | 206,591  | 133,456  
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|2005                                                                                                                              | 242,899   | 408,705  | 225,959   | 246,188  | 251,392  | 174,556  | 55,601   | -80,353  | -124,851 | -108,132 | -55,387  | -60,716  
|2006                                                                                                                              | 377,104   | 321,778  | 407,367   | 446,633  | 434,792  | 419,156  | 329,042  | 306,961  | 391,480  | 258,137  | 217,492  | 434,596  
|2007                                                                                                                              | 11,847    | -234,671 | -88,735   | -222,535 | -128,704 | -33,863  | 117,043  | 51,576   | -7,744   | 113,139  | 35,381   | -190,697 
|2008                                                                                                                              | -327,014  | -186,879 | -336,936  | -286,339 | -341,696 | -405,236 | -379,232 | -154,635 | -154,516 | -165,999 | -96,122  | -38,896  
|2009                                                                                                                              | 77,352    | 293,332  | 393,580   | 473,513  | 535,266  | 582,585  | 573,282  | 492,954  | 485,059  | 410,486  | 491,513  | 289,712  
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|2010                                                                                                                              | 170,624   | -74,688  | -7,234    | 101,186  | 44,850   | -20,077  | -124,526 | -206,357 | -138,332 | 40,774   | -68,519  | -18,991  
|2011                                                                                                                              | 1,985     | 38,541   | -75,406   | -222,622 | -232,805 | -210,409 | -190,434 | -133,607 | -91,948  | -46,812  | 73,978   | 350,936  
|2012                                                                                                                              | 604,164   | 726,936  | 896,123   | 822,746  | 700,205  | 585,800  | 469,855  | 386,980  | 277,356  | 125,421  | -43,667  | -49,111  
|2013                                                                                                                              | -210,780  | -349,456 | -753,285  | -756,038 | -617,497 | -472,799 | -308,341 | -194,128 | -128,549 | -112,254 | -193,878 | -523,018 
|2014                                                                                                                              | -774,305  | -899,367 | -862,534  | -788,808 | -721,619 | -637,173 | -536,886 | -443,608 | -377,488 | -229,726 | -178,468 | 251,330  
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|2015                                                                                                                              | 482,200   | 465,561  | 614,166   | 726,706  | 739,294  | 641,058  | 524,453  | 473,234  | 427,065  | 355,009  | 499,954  | 525,410  
|2016                                                                                                                              | 530,967   | 868,744  | 1,014,846 | 852,474  | 679,028  | 539,499  | 393,712  | 199,693  | 91,080   | 70,444   | 49,759   | -369,688 
|2017                                                                                                                              | -315,930  | -196,962 | -423,818  | -354,310 | -339,758 | -279,224 | -263,988 | -191,429 | -137,933 | -196,227 | -267,318 | -264,342 
|2018                                                                                                                              | -481,602  | -664,668 | -672,225  | -864,451 | -779,053 | -711,582 | -672,882 | -633,055 | -616,860 | -580,242 | -679,184 | -324,284 
|2019                                                                                                                              | -146,560  | -246,453 | -205,389  | 132,602  | 183,577  | 265,521  | 332,927  | 380,969  | 464,571  | 525,788  | 579,950  | 479,925  
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|2020                                                                                                                              | 622,179   | 654,673  | 844,469   | 773,091  | 746,553  | 672,347  | 579,353  | 524,406  | 424,897  | 166,460  | 321,587  | 152,738  
|2021                                                                                                                              | 18,792    | -221,665 | -228,134  | -357,460 | -387,693 | -547,969 | -538,835 | -604,948 | -533,854 | -263,118 | -398,840 | -130,999 
|2022                                                                                                                              | -419,027  | -297,199 | -399,759  | -363,268 | -387,976 | -259,804 | -249,592 | -207,846 | -160,339 | -96,000  | -31,725  | -284,602 
|2023                                                                                                                              | 254,074   | 510,165  | 448,429   | 504,696  | 574,565  | 576,340  | 530,074  | 458,525  | 344,188  | 239,998  | 241,195  | 532,100  
|2024                                                                                                                              | 143,398   |          |           |          |          |          |          |          |          |          |          |          
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|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 3/29/2024                                                                                                          
|Next Release Date: 4/30/2024