|                                                                                        
|----------------------------------------------------------------------------------------
|                                                                                        
|View History: Annual Download Data (XLS File)                                          
|View History: Annual                                                                    
|View History: Annual                                                                    
|View History:                                                                           
|                                                                                        
|Texas - RRC District 8A Dry Natural Gas Reserves Revision Increases (Billion Cubic Feet)
|                                                                                        
|                                                                                        
|Texas - RRC District 8A Dry Natural Gas Reserves Revision Increases (Billion Cubic Feet)
|                                                                                        

|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1970's                                                                                                                            |        |        |        |        |        |        |        | 110    | 108    | 72    
|1980's                                                                                                                            | 107    | 212    | 73     | 52     | 133    | 111    | 82     | 72     | 89     | 227   
|1990's                                                                                                                            | 141    | 60     | 94     | 47     | 256    | 84     | 64     | 35     | 100    | 479   
|2000's                                                                                                                            | 197    | 81     | 99     | 112    | 234    | 187    | 114    | 249    | 67     | 161   
|2010's                                                                                                                            | 138    | 195    | 107    | 168    | 137    | 413    | 161    | 384    | 201    | 125   
|2020's                                                                                                                            | 9      | 424    |        |        |        |        |        |        |        |       
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
|                                                                                                                                 
|Release Date: 12/30/2022                                                                                                         
|Next Release Date: 12/29/2023