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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 Proved Reserves (Billion Cubic Feet)
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|West Virginia Natural Gas, Wet After Lease Separation Proved Reserves (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                                                                                                                            |        |        |        |        |        |        |        |        |        | 1,669 
|1980's                                                                                                                            | 2,559  | 1,944  | 2,252  | 2,324  | 2,246  | 2,177  | 2,272  | 2,360  | 2,440  | 2,342 
|1990's                                                                                                                            | 2,329  | 2,672  | 2,491  | 2,598  | 2,702  | 2,588  | 2,793  | 2,946  | 2,968  | 3,040 
|2000's                                                                                                                            | 3,062  | 2,825  | 3,498  | 3,399  | 3,509  | 4,572  | 4,654  | 4,881  | 5,266  | 6,090 
|2010's                                                                                                                            | 7,163  | 10,532 | 14,881 | 23,209 | 31,153 | 21,840 | 24,745 | 35,855 | 38,444 | 40,130
|2020's                                                                                                                            | 38,462 | 46,938 |        |        |        |        |        |        |        |       
|- = 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