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|View History: Annual Download Data (XLS File)                                                              
|View History: Annual                                                                                        
|View History: Annual                                                                                        
|View History:                                                                                               
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|U.S. Nonassociated Natural Gas, Wet After Lease Separation, Reserves Revision Increases (Billion Cubic Feet)
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|U.S. 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                                                                                                                            |        |        |        |        |        |        |        |        |        | 12,560
|1980's                                                                                                                            | 12,385 | 12,807 | 15,016 | 14,747 | 14,438 | 15,424 | 18,536 | 14,721 | 20,486 | 23,241
|1990's                                                                                                                            | 15,057 | 17,060 | 16,056 | 15,155 | 17,826 | 18,021 | 14,800 | 17,787 | 24,396 | 33,007
|2000's                                                                                                                            | 20,505 | 15,917 | 17,653 | 17,736 | 24,107 | 20,081 | 16,268 | 28,004 | 28,998 | 27,142
|2010's                                                                                                                            | 37,411 | 47,927 | 34,343 | 40,981 | 42,064 | 29,030 | 41,737 | 54,884 | 27,968 | 39,290
|2020's                                                                                                                            | 22,268 | 52,933 |        |        |        |        |        |        |        |       
|- = 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