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|View History: Annual Download Data (XLS File)                                                          
|View History: Annual                                                                                    
|View History: Annual                                                                                    
|View History:                                                                                           
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|Pennsylvania Nonassociated Natural Gas, Wet After Lease Separation, Proved Reserves (Billion Cubic Feet)
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|Pennsylvania Nonassociated 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                                                                                                                            |        |         |        |        |        |        |        |        |         | 1,507  
|1980's                                                                                                                            | 940    | 1,251   | 1,416  | 1,861  | 1,498  | 1,551  | 1,540  | 1,629  | 2,066   | 1,625  
|1990's                                                                                                                            | 1,699  | 1,611   | 1,523  | 1,714  | 1,797  | 1,452  | 1,655  | 1,769  | 1,769   | 1,684  
|2000's                                                                                                                            | 1,583  | 1,614   | 2,088  | 2,333  | 2,246  | 2,659  | 2,913  | 3,247  | 3,467   | 6,885  
|2010's                                                                                                                            | 13,924 | 26,585  | 36,418 | 49,809 | 60,144 | 56,377 | 62,379 | 90,675 | 104,794 | 107,268
|2020's                                                                                                                            | 97,703 | 106,907 |        |        |        |        |        |        |         |        
|- = 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