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|View History: Annual Download Data (XLS File)                                                             
|View History: Annual                                                                                       
|View History: Annual                                                                                       
|View History:                                                                                              
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|Lower 48 States Nonassociated Natural Gas, Wet After Lease Separation, Proved Reserves (Billion Cubic Feet)
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|Lower 48 States 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                                                                                                                            |         |         |         |         |         |         |         |         |         | 143,852
|1980's                                                                                                                            | 139,421 | 143,515 | 142,984 | 143,469 | 141,226 | 138,464 | 139,070 | 135,256 | 141,211 | 139,798
|1990's                                                                                                                            | 141,941 | 140,584 | 138,883 | 136,953 | 138,213 | 139,369 | 141,136 | 140,382 | 139,015 | 142,098
|2000's                                                                                                                            | 154,113 | 159,612 | 163,863 | 166,512 | 171,547 | 183,197 | 189,329 | 213,851 | 224,873 | 249,406
|2010's                                                                                                                            | 280,880 | 305,010 | 268,519 | 294,549 | 318,770 | 258,133 | 267,899 | 363,706 | 383,227 | 371,679
|2020's                                                                                                                            | 335,751 | 397,224 |         |         |         |         |         |         |         |        
|- = 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