The following table lists unplanned and planned production outages at U.S. refineries as reported by Dow Jones Newswires. The information is compiled from both official and unofficial refining sources and doesn't purport to be a comprehensive list.

Valero Energy Corp. (VLO) a power failure on June 6 at its oil refinery in Port Arthur, Texas, Monday forced the shutdown of unspecified units to reduce flaring of several contaminants to the atmosphere, according to a report to the U.S. National Response Center, or NRC.

Several processing units at Western Refining's (WNR) oil refinery in El Paso, Texas, were restarted Monday after an early morning, spotty, power failure resulted in shut downs in the north and south sections of the plant, the company said in a filing to Texas state environmental regulators.

Citgo Petroleum Corp. on June 5 shut FCCU No. 2 at its oil refinery in Corpus Christi, Texas, due to a malfunction at an associated pressure control valve, the company said in a filing to Texas state environmental regulators.

Tesoro Corp. (TSO) on June 6 said some process units at its Los Angeles-area refinery shut down on a power disturbance, according to a filing with state environmental regulators.

ConocoPhillips (COP) reported flaring activity at its Rodeo, Calif., refinery on June 5, according to a filing with state environmental regulators. The cause of the incident was not disclosed.

Exxon Mobil Corp. (XOM) performed planned maintenance at its 560,000 barrel-a-day refinery in Baytown, Texas, the company said June 3. A recording on the company's community hotline said "planned activities" were underway, but no description or timeline was given.

Citgo Petroleum Corp. reported equipment failure at an unidentified unit at its Lemont, Ill, refinery late June 2, according to a report submitted to regulators June 3. A company official said June 2 that the refinery was operating at reduced rates during repairs at a steam boiler and associated processing equipment starting June 1.

ConocoPhillips (COP) said that its Bayway oil refinery in Linden, N.J., is operating at reduced rates after a furnace fire broke out at its crude unit June 1.

BP PLC (BP, BP.LN) and Tesoro Corp. (TSO) both reported that flaring activity at their Carson, Calif., oil refineries will begin the week of June 6, in filings with state environmental regulators on June 2.

BP PLC (BP) reported excess emissions from fluid catalytic cracker No. 3 located at its oil refinery in Texas City, Texas, according to a filing with state environmental regulators on June 1.

BP PLC (BP) reported that its oil refinery in Carson, Calif., will begin planned flaring activity on June 3-7, according to a filing with state environmental regulators on June 1.

 
 
   For more detailed information, search Dow Jones Newswires using the 
code N/REF. 
 
 
Operator   Refinery    Capacity   Description                   Restart 
                       (in 000s 
                       bbl/day) 
UNPLANNED 
 
CANADA 
 
CARIBBEAN 
 
EAST COAST 
 
Conoco   Linden, NJ    238.0  Bayway refinery at reduced rates 
                              after a furnace fire at crude unit 
                              June 1. Crude unit was shut. 
 
GULF COAST 
 
Chevron  Pascagoula    330.0  One of two crude units experienced 
         MS                   an "isolated fire" early May 10 that 
                              lasted about an hour. Co. declined 
                              to comment on the status of the 
                              unit and the refinery. 
 
Citgo    Corpus        163.0  No. 2 FCCU shut on June 5 due to 
         Christi, TX          control valve malfunction. Status 
                              unclear. 
 
Valero   Port Arthur   285.0  Several units shut after power 
         TX                   outage on June 6. 
 
Total    Port Arthur   232.0  Coker unit down after power outage, 
         TX                   according to May 26 filing. 
 
Western  El Paso, TX   127.8  Units in restart in June 6 after   June 6 
                              spotty power outage earlier that 
                              day. 
 
BP       Texas City    437.0  FCCU No. 3 exceeded opacity limit 
         TX                   set by permit, a June 1 filing 
                              said. 
 
MIDWEST 
 
Exxon    Joliet, IL    238.6  Flaring due to overpressure of 
                              unspecified unit, according to May 25 
                              government filing. 
 
 
ROCKIES 
 
WEST COAST 
 
Tesoro   Wilmington     97.0  Power outage on June 6 shuts 
         CA                   unspecified processing units; 
                              status unclear. 
 
 
PLANNED 
 
CANADA 
 
Suncor   Edmonton      135.0  4 weeks of planned work starts 
                              Apr 22 at one of two crude units 
                              and associated equip. 
 
CARIBBEAN 
 
 
EAST COAST 
 
 
GULF COAST 
 
Exxon    Baytown, TX   560.0  Planned activities underway, but 
                              further details were not disclosed 
                              on a community hotline recording 
                              on June 3. 
 
Lyondell Houston, TX   270.0  FCCU rate cut on Apr 22 follow- 
Basell                        upset. Unit status remains un- 
                              unclear on May 3; the co. won't 
                              comment. 
 
Motiva   Port Arthur   285.0  Expansion project to increase       1Q 
                              throughput capacity by 325,000      2012 
                              b/d, to 610,000-b/d, slowed. 
                              Completion now seen 1Q 
                              2012, from 2010. 
 
Valero   Corpus Christi 142.0 Coker brought down for planned 
         TX                   maintenance, company said in May 
                              25 government filing. 
 
Valero   McKee    TX   170.0  Vacuum unit turnaround planned for 
                              first half of 2012, co. said. 
 
                              Expansion project announced on 
                              March 2011 to increase crude oil 
                              throughput by 25,000 b/d to 
                              195,000 b/d. 
 
Valero   Norco, LA     185.0  Hydrocracker project will pro-     2013 
                              ceed and be completed in late 
                              2013, the co. said on 7/27/10. 
 
                              Upgrade project to build            2012 
                              a new diesel hydrotreater 
                              unit moved from 2010 to 
                              4Q 2012. 
 
Valero   Port Arthur   325.0  Hydrocracker project will pro-    2012 
         TX                   ceed and be completed in late 
                              2012. 
 
MIDWEST 
 
BP       Whiting, IN   405.0  Turnaround will start at the      End-May 
                              end of March at Reformer No. 4 
                              and alkylation unit for 60 days, 
                              source said on Mar 25. 
 
                              Turnaround at Pipestill 12 de- 
                              layed by 3 months; it was sup- 
                              posed to begin in November, a 
                              source said on Mar 25. 
 
Citgo   Lemont, IL     167.0  Unidentified equipment failure 
                              on late June 2. Earlier that day, 
                              a company official said the refinery 
                              was at reduced rates after a steam 
                              boiler and associated processing 
                              equipment were shut for repairs 
                              June 1. 
 
CVR      Coffeyville   115.7  Periodic turnaround will take place 
         KS                   in two phases beginning in Fall 2011 
                              and completed in Spring 2012. 
 
Tesoro   Mandan, ND     58.0  Total crude-oil processing capa-    2nd Q 
                              city to increase by 17% to 68,000   2012 
                              b/d by 2nd quarter 2012. 
 
WEST COAST 
 
BP       Carson, CA    265.0  Planned flaring activity to take 
                              place on June 3-7, according to a 
                              June 1 filing. 
 
 
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