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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, Proved Reserves (Billion Cubic Feet)
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|U.S. Nonassociated Natural Gas, Wet After Lease Separation, Proved Reserves (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                                                                                                                            |         |         |         |         |         |         |         |         |         | 148,910
|1980's                                                                                                                            | 144,249 | 147,888 | 147,172 | 147,352 | 145,346 | 141,595 | 141,532 | 138,239 | 144,121 | 142,619
|1990's                                                                                                                            | 144,407 | 143,508 | 141,885 | 140,445 | 141,539 | 142,679 | 144,352 | 143,339 | 141,783 | 144,744
|2000's                                                                                                                            | 156,677 | 161,921 | 166,020 | 168,593 | 173,551 | 185,072 | 190,776 | 215,121 | 226,012 | 250,496
|2010's                                                                                                                            | 281,901 | 305,986 | 269,514 | 295,504 | 319,724 | 258,807 | 268,913 | 364,846 | 384,855 | 373,055
|2020's                                                                                                                            | 336,867 | 398,099 |         |         |         |         |         |         |         |        
|- = 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