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|View History: Annual Download Data (XLS File)                                                                      
|View History: Annual                                                                                                
|View History: Annual                                                                                                
|View History:                                                                                                       
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|North Dakota Nonassociated Natural Gas, Wet After Lease Separation, Reserves Revision Decreases (Billion Cubic Feet)
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|North Dakota Nonassociated 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                                                                                                                            |        |        |        |        |        |        |        |        |        | 0     
|1980's                                                                                                                            | 6      | 53     | 25     | 83     | 71     | 26     | 11     | 22     | 18     | 29    
|1990's                                                                                                                            | 22     | 17     | 15     | 9      | 4      | 3      | 1      | 4      | 10     | 6     
|2000's                                                                                                                            | 2      | 8      | 2      | 30     | 29     | 6      | 10     | 33     | 21     | 8     
|2010's                                                                                                                            | 264    | 32     | 15     | 8      | 81     | 81     | 20     | 0      | W      | 1     
|2020's                                                                                                                            | 0      | 1      |        |        |        |        |        |        |        |       
|- = 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