US Refinery Status: Valero Restarts Corpus -2-

                                fall turnaround Sept. 30 
 
Exxon      Baytown       572.5  FCCU No. 3 shut Sep 15. for 
           TX                   planned maintenance. 
 
Flint      Corpus        288.1  $250 mln project for new         Spr 
Hills      Christi, TX          diesel desulfurization,          2010 
                                sulfur recovery unit to begin 
                                in Fall 2008. Construction 
                                to last 18 months. 
                                Shut Sat Gas Unit No. 1 at the 
                                west plant for work on Oct. 15. 
 
Marathon   Garyville     245.0  Project to increase crude oil    4Q 
           LA                   refining capacity by 180,000-    2009 
                                b/d 85% complete, as of end 
                                April. New units expected 
                                start up in 4Q 2009. 
 
Motiva     Port Arthur   285.0  Expansion project to increase    1Q 
           TX                   throughput capacity by 325,000   2012 
                                b/d, to 610,000-b/d, slowed. 
                                Completion now seen 1Q 
                                2012, from 2010. 
 
Shell      Deer Park,    340.0  Hydroprocessing unit, cata-      Oct 24 
                                lytic cracker unit and alky- 
                                lation shut between Oct 1 and 
                                Oct 24 for fall turnaround 
                                maintenance. 
 
Total      Port Arthur   232.0  Shut unit 805 for Oct. 8 
                                maintenance on Oct. 5. 
                                Shut unit 810 for work Sept.22 
                                Unit 822 restarted Sept. 29 
                                Restarted 837 Oct. 1 
 
Valero     Corpus        340.0  Coker unit shutdown for econo-   n/a 
           Christi, TX          mic reasons and planned work; 
                                delayed to June 19 from June 
                                12. The 20,000-b/d unit will 
                                remain off line through July 
                                but could restart at any time 
                                if margins improve. 
 
                                20,000-b/d FCCU in East          n/a 
                                Plant shut; West Plant 
                                50,000-b/d FCCU at reduced 
                                rates since mid-Dec for 
                                economic reasons. 
 
Valero     Norco, LA     250.0  Upgrade project to build         2012 
                                a new diesel hydrotreater 
                                unit moved from 2010 to 
                                4Q 2012. 
 
                                Turnaround at coker unit         1Q 
                                delayed until 1Q 2010 
                                from 4Q 2009. 
                                The coker will operate at 
                                50% of capacity when 
                                  restarted due to poor 
                                economics. 
 
Valero     Port Arthur   325.0  77,000-b/d FCCU at reduced       n/a 
           TX                   rates since mid-Dec for 
                                economic reasons. 
 
Valero     Sunray, TX    170.0  55,000-b/d FCCU at reduced       n/a 
                                rates since mid-Dec for 
                                economic reasons. 
 
Valero     Three Rivers   95.0  Plant-wide 24-day turnaround     Oct. 2 
           TX                   began Sep 9. Restart seen 
                                around Oct. 2. 
                                24,000-b/d FCCU at reduced       n/a 
                                rates since mid-Dec for 
                                economic reasons. 
 
Western    El Paso      122.0   Planned work scheduled for 1Q 
           TX                   2010. 
 
Alon       Big Spring    67.0   Adding a new ultra low sulfur 
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