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|View History: Annual Download Data (XLS File)                                                 
|View History: Annual                                                                           
|View History: Annual                                                                           
|View History:                                                                                  
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|West Virginia Natural Gas, Wet After Lease Separation Reserves Adjustments (Billion Cubic Feet)
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|West Virginia Natural Gas, Wet After Lease Separation Reserves Adjustments (Billion Cubic Feet)
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|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1970's                                                                                                                            |        |        |        |        |        |        |        |        |        | -17   
|1980's                                                                                                                            | 785    | -647   | 308    | 42     | -105   | -46    | -12    | 151    | 64     | -57   
|1990's                                                                                                                            | -31    | 480    | -162   | 84     | 174    | -70    | 83     | 192    | -12    | 32    
|2000's                                                                                                                            | -67    | -239   | 404    | 13     | -281   | 192    | -227   | 16     | 290    | 257   
|2010's                                                                                                                            | -373   | -37    | 259    | -561   | 294    | 1,726  | 65     | 585    | -133   | 1     
|2020's                                                                                                                            | -1,123 | 478    |        |        |        |        |        |        |        |       
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 12/30/2022                                                                                                         
|Next Release Date: 12/29/2023