|                                                                                                                 
|-----------------------------------------------------------------------------------------------------------------
|                                                                                                                 
|View History: Monthly Download Data (XLS File)                                                                  
|View History: Monthly                                                                                            
|View History: Monthly                                                                                            
|View History:                                                                                                    
|                                                                                                                 
|West Virginia Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Percent)
|                                                                                                                 
|                                                                                                                 
|West Virginia Natural Gas in Underground Storage - Change in Working Gas from Same Month Previous Year  (Percent)
|                                                                                                                 

|Year                                                                                                                              | Jan   | Feb   | Mar   | Apr   | May   | Jun   | Jul   | Aug   | Sep   | Oct   | Nov   | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | -----
|1991                                                                                                                              | 7.1   | -3.2  | -1.4  | 0.2   | -3.4  | -3.9  | -4.7  | -8.2  | -10.5 | -10.3 | -16.6 | -21.9
|1992                                                                                                                              | -15.1 | -26.4 | -59.0 | -61.0 | -43.3 | -36.0 | -27.0 | -19.0 | -14.7 | -8.4  | -5.4  | 18.6 
|1993                                                                                                                              | 28.7  | 15.6  | 28.7  | 37.5  | 46.9  | 48.1  | 35.0  | 30.1  | 32.3  | 24.3  | 19.9  | -9.9 
|1994                                                                                                                              | -36.1 | -44.0 | -50.4 | -9.9  | -20.6 | -12.2 | -4.3  | -1.7  | -1.2  | -1.0  | 2.5   | 8.2  
|                                                                                                                                 
|1995                                                                                                                              | 35.0  | 41.9  | 109.1 | 15.9  | 8.2   | -0.9  | -4.3  | -12.7 | -12.9 | -7.6  | -17.2 | -29.5
|1996                                                                                                                              | -39.0 | -49.1 | -87.9 | -68.9 | -32.9 | -19.7 | -7.5  | 1.5   | 8.4   | 8.1   | 11.8  | 33.9 
|1997                                                                                                                              | 33.6  | 77.4  | 424.1 | 81.6  | 5.8   | 7.1   | -1.3  | 2.1   | -3.7  | -7.5  | -0.1  | -10.7
|1998                                                                                                                              | 13.8  | 14.5  | 10.2  | 63.3  | 36.7  | 16.3  | 14.6  | 15.7  | 9.9   | 10.5  | 13.3  | 25.6 
|1999                                                                                                                              | 10.9  | 6.9   | 11.8  | 7.3   | 12.9  | 9.3   | 3.5   | -1.1  | 3.0   | -0.9  | -5.2  | -19.7
|                                                                                                                                 
|2000                                                                                                                              | -35.2 | -44.3 | -39.6 | -47.1 | -46.0 | -37.7 | -26.7 | -21.2 | -16.5 | -11.4 | -18.2 | -32.3
|2001                                                                                                                              | -31.6 | -18.1 | -49.6 | 9.7   | 55.3  | 45.6  | 34.0  | 27.3  | 21.9  | 20.4  | 42.8  | 109.0
|2002                                                                                                                              | 188.8 | 213.7 | 548.9 | 180.6 | 49.5  | 34.9  | 19.1  | 12.3  | 7.3   | -1.7  | -12.4 | -24.7
|2003                                                                                                                              | -47.5 | -65.1 | -61.3 | -46.5 | -26.2 | -13.1 | -4.8  | -2.9  | 1.3   | 8.8   | 14.3  | 19.2 
|2004                                                                                                                              | 39.7  | 94.9  | 97.4  | 64.3  | 35.1  | 16.4  | 12.7  | 9.6   | 4.4   | 2.3   | 2.4   | 3.8  
|                                                                                                                                 
|2005                                                                                                                              | 18.1  | 25.0  | -4.0  | -1.6  | 6.4   | 5.0   | -1.7  | -2.9  | -4.4  | -2.4  | -1.6  | -4.1 
|2006                                                                                                                              | 17.2  | 28.5  | 62.2  | 55.3  | 28.3  | 11.5  | 9.2   | 6.2   | 6.5   | 2.6   | 1.6   | 16.2 
|2007                                                                                                                              | -2.4  | -27.8 | -23.7 | -31.7 | -20.7 | -8.2  | -0.7  | -0.5  | -1.0  | 2.6   | 1.3   | -8.4 
|2008                                                                                                                              | -12.2 | -1.3  | -10.3 | 1.8   | -5.9  | -12.9 | -11.6 | -2.3  | 0.0   | -0.7  | -1.9  | 4.8  
|2009                                                                                                                              | 2.3   | 15.2  | 12.4  | 11.3  | 18.6  | 27.1  | 23.1  | 13.4  | 10.4  | 8.0   | 15.9  | 7.0  
|                                                                                                                                 
|2010                                                                                                                              | 13.0  | 3.5   | 14.8  | 11.9  | 3.4   | -5.2  | -8.9  | -9.0  | -6.8  | -1.8  | -5.4  | -8.1 
|2011                                                                                                                              | -15.1 | -7.2  | -23.8 | -16.4 | -9.2  | -3.3  | -2.5  | -0.3  | 3.0   | 1.7   | 6.0   | 19.6 
|2012                                                                                                                              | 30.0  | 32.1  | 86.0  | 58.1  | 33.9  | 15.6  | 4.0   | 4.2   | 1.3   | 0.1   | -7.7  | -13.4
|2013                                                                                                                              | -18.4 | -33.9 | -54.4 | -38.9 | -24.9 | -16.0 | -9.4  | -7.5  | -5.9  | -4.7  | -5.0  | -8.3 
|2014                                                                                                                              | -15.1 | -9.9  | -19.7 | -38.5 | -28.1 | -22.4 | -13.6 | -10.9 | -8.0  | -5.5  | -6.5  | 0.6  
|                                                                                                                                 
|2015                                                                                                                              | 2.3   | -0.8  | 7.9   | 39.3  | 18.7  | 12.0  | 7.9   | 9.3   | 7.4   | 2.7   | 10.1  | 16.0 
|2016                                                                                                                              | 21.3  | 45.6  | 87.6  | 41.1  | 20.3  | 17.0  | 15.7  | 8.5   | 3.9   | 2.7   | -1.1  | -12.3
|2017                                                                                                                              | -8.3  | -5.0  | -27.4 | -5.2  | 1.7   | 1.8   | -0.8  | 0.8   | 1.5   | 3.6   | 2.3   | 3.4  
|2018                                                                                                                              | -2.9  | -8.7  | -14.2 | -37.8 | -32.2 | -21.5 | -16.1 | -12.5 | -9.0  | -10.4 | -17.6 | -10.4
|2019                                                                                                                              | -8.3  | -20.4 | -10.2 | 29.7  | 33.2  | 21.9  | 13.2  | 10.1  | 8.1   | 13.1  | 18.5  | 12.0 
|                                                                                                                                 
|2020                                                                                                                              | 16.1  | 32.0  | 84.1  | 52.1  | 21.2  | 13.5  | 11.8  | 7.9   | 6.1   | 1.4   | 8.3   | 2.4  
|2021                                                                                                                              | 7.4   | 8.2   | -11.3 | -32.2 | -24.9 | -18.8 | -15.4 | -10.8 | -6.8  | -3.7  | -7.0  | 6.5  
|2022                                                                                                                              | -7.1  | -14.8 | -30.8 | -22.3 | -8.3  | -5.6  | -3.9  | -11.0 | -9.9  | -5.5  | -5.1  | -16.4
|2023                                                                                                                              | -7.4  | 5.8   | 20.7  | 54.4  | 31.4  | 21.0  | 11.1  | 15.7  | 13.7  | 9.2   | 7.7   | 13.1 
|2024                                                                                                                              | 10.8  | 4.8   | 13.6  | 8.2   | 12.4  |       |       |       |       |       |       |      
|                                                                                                                                 
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
|                                                                                                                                 
|Release Date: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024