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|View History: Annual Download Data (XLS File)                                                                  
|View History: Annual                                                                                            
|View History: Annual                                                                                            
|View History:                                                                                                   
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|Michigan Nonassociated Natural Gas, Wet After Lease Separation, Reserves Revision Increases (Billion Cubic Feet)
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|Michigan Nonassociated Natural Gas, Wet After Lease Separation, Reserves Revision Increases (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                                                                                                                            |        |        |        |        |        |        |        |        |        | 90    
|1980's                                                                                                                            | 38     | 44     | 86     | 38     | 49     | 44     | 59     | 115    | 232    | 205   
|1990's                                                                                                                            | 50     | 228    | 139    | 135    | 167    | 65     | 403    | 225    | 506    | 532   
|2000's                                                                                                                            | 410    | 246    | 311    | 225    | 204    | 136    | 406    | 791    | 140    | 334   
|2010's                                                                                                                            | 255    | 207    | 515    | 387    | 292    | 129    | 149    | 53     | 75     | 29    
|2020's                                                                                                                            | 69     | 313    |        |        |        |        |        |        |        |       
|- = 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