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|View History: Annual Download Data (XLS File)                                                       
|View History: Annual                                                                                 
|View History: Annual                                                                                 
|View History:                                                                                        
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|Pennsylvania Natural Gas, Wet After Lease Separation Reserves Revision Decreases (Billion Cubic Feet)
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|Pennsylvania Natural Gas, Wet After Lease Separation Reserves Revision Decreases (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                                                                                                                            |        |        |        |        |        |        |        |        |        | 156   
|1980's                                                                                                                            | 24     | 96     | 56     | 195    | 75     | 147    | 243    | 196    | 88     | 144   
|1990's                                                                                                                            | 206    | 103    | 155    | 73     | 117    | 65     | 103    | 383    | 115    | 598   
|2000's                                                                                                                            | 184    | 220    | 151    | 264    | 569    | 155    | 225    | 420    | 505    | 504   
|2010's                                                                                                                            | 1,953  | 4,907  | 6,428  | 7,186  | 7,524  | 23,494 | 5,879  | 2,959  | 14,803 | 9,044 
|2020's                                                                                                                            | 13,757 | 4,775  |        |        |        |        |        |        |        |       
|- = 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