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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  (Percent)
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|U.S. Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Percent)
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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    | 17.6 
|1974                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | 0.8  
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|1975                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | 8.2   | NA    | 7.9  
|1976                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | 7.4   | 2.5   | -5.2  | -12.9
|1977                                                                                                                              | -21.9 | -19.5 | -8.4  | 0.3   | 5.7   | 6.4   | 7.1   | 6.2   | 6.6   | 9.9   | 17.2  | 28.5 
|1978                                                                                                                              | 41.3  | 12.6  | -7.6  | -13.7 | -13.9 | -9.6  | -7.8  | -3.8  | -0.4  | 1.0   | 3.8   | 2.9  
|1979                                                                                                                              | 3.9   | 3.0   | 10.1  | 8.4   | 8.6   | 6.2   | 5.5   | 5.1   | 3.8   | 4.1   | 4.0   | 8.1  
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|1980                                                                                                                              | 23.0  | 37.3  | 29.0  | 26.7  | 23.4  | 17.9  | 13.3  | 8.6   | 6.1   | 3.5   | -0.6  | -3.6 
|1981                                                                                                                              | -7.4  | -1.5  | 2.3   | 4.3   | -1.1  | -2.0  | -1.1  | 1.0   | 1.7   | 1.9   | 5.8   | 6.1  
|1982                                                                                                                              | 1.4   | -2.0  | -1.7  | -5.0  | 2.9   | 5.2   | 5.7   | 4.0   | 3.1   | 3.6   | 3.4   | 9.0  
|1983                                                                                                                              | 21.2  | 31.8  | 33.9  | 23.7  | 9.2   | 3.6   | -0.3  | -3.0  | -3.4  | -2.8  | -4.0  | -15.5
|1984                                                                                                                              | -20.9 | -20.4 | -26.8 | -21.9 | -17.1 | -12.8 | -8.9  | -5.8  | -4.6  | -2.9  | -5.0  | 10.8 
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|1985                                                                                                                              | 7.2   | -1.2  | 10.9  | 14.8  | 15.5  | 9.8   | 6.1   | 3.4   | 2.8   | 0.9   | 2.4   | -9.4 
|1986                                                                                                                              | -1.3  | 1.0   | 1.2   | -1.0  | -2.5  | -1.2  | -1.3  | 0.4   | -0.5  | 0.1   | -0.3  | 5.5  
|1987                                                                                                                              | 3.0   | 6.2   | 6.5   | 5.3   | 6.3   | 4.9   | 2.6   | -0.2  | -0.6  | -3.2  | -0.6  | 0.3  
|1988                                                                                                                              | -2.3  | -8.1  | -10.5 | -8.7  | -8.1  | -5.9  | -2.6  | 0.0   | 2.3   | 4.4   | 3.7   | 3.4  
|1989                                                                                                                              | 12.6  | 9.1   | 5.6   | 3.1   | 1.7   | 3.5   | 3.0   | 3.6   | 2.1   | 0.8   | 0.9   | -11.8
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|1990                                                                                                                              | -9.5  | 0.5   | 5.6   | 6.7   | 5.7   | 4.7   | 5.6   | 4.5   | 4.2   | 6.1   | 8.5   | 22.1 
|1991                                                                                                                              | 4.1   | 3.0   | 2.0   | 4.7   | 4.3   | 2.7   | -0.7  | -3.0  | -3.6  | -2.8  | -9.3  | -8.0 
|1992                                                                                                                              | -6.2  | -10.9 | -19.2 | -22.8 | -18.7 | -15.7 | -11.2 | -7.3  | -4.9  | -4.3  | -3.0  | -8.0 
|1993                                                                                                                              | -17.6 | -29.1 | -33.4 | -28.8 | -17.7 | -12.0 | -8.9  | -7.5  | -5.3  | -7.6  | -9.5  | -10.6
|1994                                                                                                                              | -13.5 | -16.3 | -6.9  | 4.6   | 2.2   | 0.1   | 1.5   | 2.1   | 1.0   | 3.3   | 7.8   | 12.2 
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|1995                                                                                                                              | 29.5  | 41.4  | 39.0  | 17.7  | 7.3   | 6.2   | 1.2   | -4.3  | -3.8  | -2.6  | -8.4  | -17.4
|1996                                                                                                                              | -28.5 | -33.8 | -43.1 | -38.1 | -30.4 | -24.1 | -17.5 | -10.0 | -7.0  | -6.2  | -6.6  | 0.9  
|1997                                                                                                                              | 2.3   | 11.6  | 30.7  | 23.1  | 17.5  | 13.2  | 6.3   | 4.2   | 2.6   | 2.7   | 5.9   | 0.1  
|1998                                                                                                                              | 14.5  | 25.2  | 19.4  | 31.9  | 29.9  | 22.1  | 20.4  | 15.4  | 9.6   | 10.6  | 16.9  | 25.5 
|1999                                                                                                                              | 21.1  | 22.4  | 18.9  | 7.9   | 3.4   | 1.7   | -2.0  | -3.3  | -0.2  | -3.7  | -2.8  | -7.6 
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|2000                                                                                                                              | -15.1 | -25.3 | -18.0 | -19.6 | -21.9 | -20.1 | -15.8 | -15.8 | -14.7 | -11.1 | -20.3 | -31.9
|2001                                                                                                                              | -28.1 | -30.0 | -35.7 | -17.5 | 0.5   | 9.6   | 12.9  | 17.1  | 18.0  | 15.1  | 33.2  | 68.9 
|2002                                                                                                                              | 85.2  | 101.4 | 104.7 | 67.1  | 36.7  | 22.6  | 12.3  | 7.7   | 3.3   | -0.9  | -10.0 | -18.2
|2003                                                                                                                              | -35.1 | -53.7 | -51.9 | -46.1 | -34.1 | -23.5 | -16.3 | -12.2 | -6.5  | 0.5   | 3.7   | 7.9  
|2004                                                                                                                              | 14.1  | 33.8  | 45.0  | 39.8  | 24.9  | 14.4  | 12.5  | 12.6  | 7.5   | 5.5   | 6.8   | 5.2  
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|2005                                                                                                                              | 13.9  | 35.4  | 21.3  | 19.7  | 15.5  | 8.6   | 2.3   | -2.9  | -4.1  | -3.3  | -1.7  | -2.3 
|2006                                                                                                                              | 18.9  | 20.6  | 31.7  | 29.8  | 23.2  | 19.1  | 13.4  | 11.5  | 13.4  | 8.1   | 6.8   | 16.5 
|2007                                                                                                                              | 0.5   | -12.4 | -5.2  | -11.4 | -5.6  | -1.3  | 4.2   | 1.7   | -0.2  | 3.3   | 1.0   | -6.2 
|2008                                                                                                                              | -13.7 | -11.3 | -21.0 | -16.6 | -15.7 | -15.7 | -13.1 | -5.1  | -4.7  | -4.7  | -2.8  | -1.4 
|2009                                                                                                                              | 3.8   | 20.0  | 31.1  | 33.0  | 29.1  | 26.8  | 22.8  | 17.2  | 15.3  | 12.1  | 14.7  | 10.2 
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|2010                                                                                                                              | 8.0   | -4.2  | -0.4  | 5.3   | 1.9   | -0.7  | -4.0  | -6.1  | -3.8  | 1.1   | -1.8  | -0.6 
|2011                                                                                                                              | 0.1   | 2.3   | -4.6  | -11.1 | -9.6  | -7.7  | -6.4  | -4.2  | -2.6  | -1.2  | 2.0   | 11.3 
|2012                                                                                                                              | 26.2  | 42.2  | 56.8  | 46.0  | 32.0  | 23.2  | 16.9  | 12.8  | 8.1   | 3.3   | -1.1  | -1.4 
|2013                                                                                                                              | -7.2  | -14.3 | -30.5 | -29.0 | -21.4 | -15.2 | -9.5  | -5.7  | -3.5  | -2.9  | -5.1  | -15.3
|2014                                                                                                                              | -28.7 | -42.8 | -50.2 | -42.5 | -31.8 | -24.1 | -18.3 | -13.8 | -10.6 | -6.0  | -5.0  | 8.7  
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|2015                                                                                                                              | 25.1  | 38.8  | 71.6  | 68.1  | 47.8  | 32.0  | 21.9  | 17.1  | 13.4  | 9.9   | 14.6  | 16.7 
|2016                                                                                                                              | 22.1  | 52.2  | 69.0  | 47.5  | 29.7  | 20.4  | 13.5  | 6.2   | 2.5   | 1.8   | 1.3   | -10.1
|2017                                                                                                                              | -10.8 | -7.8  | -17.0 | -13.4 | -11.5 | -8.8  | -8.0  | -5.6  | -3.7  | -4.9  | -6.7  | -8.0 
|2018                                                                                                                              | -18.4 | -28.4 | -32.6 | -37.7 | -29.7 | -24.5 | -22.0 | -19.5 | -17.3 | -15.2 | -18.3 | -10.7
|2019                                                                                                                              | -6.8  | -14.7 | -14.8 | 9.3   | 9.9   | 12.1  | 14.0  | 14.6  | 15.7  | 16.2  | 19.1  | 17.7 
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|2020                                                                                                                              | 31.2  | 45.9  | 71.3  | 49.6  | 36.8  | 27.3  | 21.3  | 17.5  | 12.4  | 4.4   | 8.9   | 4.8  
|2021                                                                                                                              | 0.7   | -10.7 | -11.2 | -15.3 | -14.0 | -17.5 | -16.4 | -17.2 | -13.9 | -6.7  | -10.1 | -3.9 
|2022                                                                                                                              | -15.9 | -16.0 | -22.2 | -18.4 | -16.2 | -10.0 | -9.1  | -7.1  | -4.8  | -2.6  | -0.9  | -8.9 
|2023                                                                                                                              | 11.5  | 32.7  | 32.0  | 31.3  | 28.7  | 24.8  | 21.2  | 16.9  | 10.9  | 6.7   | 6.9   | 18.2 
|2024                                                                                                                              | 5.8   |       |       |       |       |       |       |       |       |       |       |      
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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