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|View History: Monthly Download Data (XLS File)                                                            
|View History: Monthly                                                                                      
|View History: Monthly                                                                                      
|View History:                                                                                              
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|Wyoming Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Percent)
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|Wyoming 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  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | -----
|1991                                                                                                                              | 0.9   | 2.6   | 3.7   | 2.8   | 1.8   | 3.0   | 2.5   | 2.0   | -0.2  | -1.8  | -2.5  | -2.7 
|1992                                                                                                                              | -43.8 | -46.9 | -48.5 | -48.7 | -48.6 | -49.4 | -49.4 | -50.6 | -50.1 | -51.9 | -53.3 | -58.2
|1993                                                                                                                              | -32.4 | -36.0 | -35.5 | -33.5 | -30.9 | -25.0 | -21.0 | -16.0 | -14.5 | -8.3  | -12.5 | -8.1 
|1994                                                                                                                              | 4.1   | 2.9   | 8.2   | 10.1  | 12.7  | 5.3   | 0.8   | 0.6   | 1.5   | 1.5   | 11.2  | 14.0 
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|1995                                                                                                                              | 3.4   | 11.3  | 0.7   | -7.6  | -12.3 | -8.4  | -5.5  | -4.5  | -2.5  | -1.5  | -2.5  | -3.2 
|1996                                                                                                                              | -5.5  | -13.9 | -13.3 | -6.2  | 5.8   | 6.3   | 7.8   | 3.5   | -1.9  | -5.2  | -13.7 | -20.9
|1997                                                                                                                              | -28.6 | -33.1 | -34.9 | -38.1 | -41.3 | -35.8 | -27.4 | -18.7 | -11.1 | -9.6  | -6.5  | -5.2 
|1998                                                                                                                              | -4.6  | 1.6   | 0.9   | -10.6 | -7.1  | 2.5   | -1.3  | -4.6  | -3.6  | 0.4   | 12.4  | 16.6 
|1999                                                                                                                              | 25.3  | 29.8  | 40.4  | 70.7  | 69.2  | 40.4  | 30.7  | 24.2  | 14.1  | 8.2   | 3.1   | 5.0  
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|2000                                                                                                                              | 8.8   | 8.4   | 1.3   | -5.6  | -7.8  | -9.4  | -16.1 | -17.2 | -19.1 | -21.4 | -27.3 | -35.9
|2001                                                                                                                              | -42.8 | -50.2 | -49.7 | -42.6 | -36.2 | -29.6 | -16.5 | -4.3  | 12.6  | 25.1  | 43.7  | 87.3 
|2002                                                                                                                              | 112.6 | 139.3 | 131.6 | 127.8 | 112.1 | 110.2 | 98.4  | 84.9  | 62.7  | 47.5  | 31.7  | 4.6  
|2003                                                                                                                              | -0.9  | -12.8 | -29.2 | -26.1 | -25.9 | -28.7 | -32.7 | -34.3 | -29.5 | -21.4 | -22.0 | -22.9
|2004                                                                                                                              | -32.5 | -35.2 | -18.2 | -14.2 | -17.7 | -6.8  | 1.7   | 10.1  | 16.6  | 18.8  | 29.4  | 34.8 
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|2005                                                                                                                              | 46.0  | 56.3  | 41.1  | 18.3  | 27.4  | 20.1  | 13.5  | 5.6   | -3.5  | -8.8  | -9.1  | -10.4
|2006                                                                                                                              | 1.0   | 16.0  | 42.6  | 56.5  | 50.8  | 33.1  | 27.6  | 22.2  | 23.8  | 20.7  | 19.0  | 21.8 
|2007                                                                                                                              | 8.7   | -4.4  | -18.5 | -20.7 | -20.7 | -16.1 | -10.7 | -2.7  | -0.9  | -2.1  | 2.3   | 4.0  
|2008                                                                                                                              | 5.1   | 5.0   | -0.9  | -14.0 | -20.0 | -19.9 | -22.0 | -22.4 | -20.1 | -13.2 | -10.6 | -9.2 
|2009                                                                                                                              | 1.6   | 27.5  | 59.1  | 73.5  | 76.1  | 61.8  | 49.7  | 38.0  | 21.1  | 8.9   | 3.6   | 4.7  
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|2010                                                                                                                              | -21.7 | -42.8 | -45.0 | -42.2 | -35.5 | -33.0 | -31.4 | -29.7 | -25.1 | -19.1 | -26.4 | -38.6
|2011                                                                                                                              | -38.2 | -48.7 | -81.5 | -82.6 | -81.7 | -73.2 | -67.9 | -62.3 | -54.5 | -46.8 | -38.1 | -34.1
|2012                                                                                                                              | -24.6 | 2.8   | 122.3 | 251.3 | 242.7 | 164.9 | 127.2 | 118.9 | 125.4 | 108.7 | 96.2  | 128.2
|2013                                                                                                                              | 137.2 | 145.7 | 123.8 | 61.5  | 32.3  | 12.1  | 9.2   | 0.6   | -15.9 | -5.0  | -1.5  | -4.9 
|2014                                                                                                                              | 2.6   | 5.8   | 13.2  | 23.6  | 29.1  | 36.9  | 37.2  | 35.2  | 28.6  | 4.1   | -2.7  | 3.0  
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|2015                                                                                                                              | 10.2  | 14.4  | 17.8  | 12.8  | 12.8  | 10.9  | 9.6   | 3.6   | 2.8   | 0.6   | 4.3   | 3.1  
|2016                                                                                                                              | -0.8  | -0.8  | 5.1   | 17.4  | 27.5  | 34.8  | 35.1  | 32.6  | 29.7  | 35.2  | 44.1  | 26.6 
|2017                                                                                                                              | 10.6  | 14.5  | 13.4  | 5.5   | -1.5  | -6.1  | -5.7  | -8.2  | -8.7  | -19.4 | -22.4 | -14.3
|2018                                                                                                                              | -2.7  | -9.3  | -9.5  | -7.3  | 0.6   | -0.2  | -3.4  | 2.9   | 1.6   | 0.8   | -14.1 | -23.8
|2019                                                                                                                              | -44.3 | -59.0 | -65.6 | -56.0 | -39.2 | -16.6 | -8.5  | -15.0 | -10.2 | 1.3   | 7.2   | 12.9 
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|2020                                                                                                                              | 43.4  | 73.9  | 77.6  | 74.5  | 65.5  | 42.6  | 37.7  | 39.6  | 38.4  | 35.3  | 38.1  | 36.2 
|2021                                                                                                                              | 34.1  | 31.9  | 41.0  | 24.2  | 4.3   | -10.4 | -17.7 | -19.8 | -24.1 | -18.8 | -20.9 | -19.0
|2022                                                                                                                              | -21.9 | -24.1 | -26.7 | -25.2 | -29.3 | -29.1 | -26.9 | -24.7 | -16.3 | -8.4  | -5.2  | -11.4
|2023                                                                                                                              | -3.4  | 7.6   | 16.5  | 28.1  | 47.7  | 67.9  | 70.2  | 87.2  | 86.2  | 58.5  | 61.5  | 87.2 
|2024                                                                                                                              | 89.5  | 110.2 | 138.9 | 107.2 | 71.5  |       |       |       |       |       |       |      
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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: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024