|                                                                                                      
|------------------------------------------------------------------------------------------------------
|                                                                                                      
|View History: Annual Download Data (XLS File)                                                        
|View History: Annual                                                                                  
|View History: Annual                                                                                  
|View History:                                                                                         
|                                                                                                      
|West Virginia Natural Gas, Wet After Lease Separation Reserves Revision Increases (Billion Cubic Feet)
|                                                                                                      
|                                                                                                      
|West Virginia Natural Gas, Wet After Lease Separation Reserves Revision Increases (Billion Cubic Feet)
|                                                                                                      

|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1970's                                                                                                                            |        |        |        |        |        |        |        |        |        | 139   
|1980's                                                                                                                            | 216    | 139    | 191    | 182    | 299    | 526    | 360    | 144    | 257    | 156   
|1990's                                                                                                                            | 239    | 199    | 173    | 225    | 148    | 228    | 312    | 162    | 307    | 372   
|2000's                                                                                                                            | 697    | 333    | 463    | 187    | 686    | 662    | 308    | 319    | 400    | 392   
|2010's                                                                                                                            | 1,058  | 1,240  | 1,733  | 2,161  | 2,343  | 891    | 2,025  | 2,283  | 2,034  | 2,285 
|2020's                                                                                                                            | 1,428  | 2,404  |        |        |        |        |        |        |        |       
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
|                                                                                                                                 
|Release Date: 12/30/2022                                                                                                         
|Next Release Date: 12/29/2023