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|View History: Annual Download Data (XLS File)                                                         
|View History: Annual                                                                                   
|View History: Annual                                                                                   
|View History:                                                                                          
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|Rocky Mountain (PADD 4) Refinery Alkylates Production Capacity as of January 1 (Barrels per Stream Day)
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|Rocky Mountain (PADD 4) Refinery Alkylates Production Capacity as of January 1 (Barrels per Stream Day)
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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
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1980's                                                                                                                            |        |        | 32,980 | 30,580 | 30,380 | 31,130 | 32,530 | 33,230 | 34,430 | 34,430
|1990's                                                                                                                            | 35,430 | 36,030 | 33,730 | 34,854 | 35,214 | 37,414 | NA     | 39,014 | NA     | 37,507
|2000's                                                                                                                            | 39,227 | 40,204 | 40,783 | 42,154 | 42,170 | 42,770 | 42,970 | 43,670 | 45,130 | 45,230
|2010's                                                                                                                            | 45,650 | 45,950 | 45,950 | 45,950 | 45,750 | 45,750 | 46,250 | 47,950 | 49,450 | 49,050
|2020's                                                                                                                            | 49,150 | 45,000 | 45,100 | 45,050 | 45,350 |        |        |        |        |       
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 6/14/2024                                                                                                          
|Next Release Date: June 2025