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|View History: Annual Download Data (XLS File)                                                                      
|View History: Annual                                                                                                
|View History: Annual                                                                                                
|View History:                                                                                                       
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|Pennsylvania Associated-Dissolved Natural Gas, Wet After Lease Separation, Reserves Adjustments (Billion Cubic Feet)
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|Pennsylvania Associated-Dissolved 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                                                                                                                            |        |        |        |        |        |        |        |        |        | 1     
|1980's                                                                                                                            | -1     | 1      | -1     | 4      | 60     | -4     | -29    | -3     | -9     | 6     
|1990's                                                                                                                            | 8      | -1     | -9     | -1     | 1      | 26     | 3      | 10     | -9     | -4    
|2000's                                                                                                                            | 21     | 3      | -9     | 34     | -5     | 7      | 12     | 105    | -13    | 12    
|2010's                                                                                                                            | -54    | -137   | 5      | -80    | 41     | -24    | 10     | -46    | 48     | 12    
|2020's                                                                                                                            | 3      | -78    |        |        |        |        |        |        |        |       
|- = 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