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

A coker unit at HollyFrontier's 139,000 barrel-a-day refinery in El Dorado, Kansas is undergoing maintenance until further notice, according to traders doing business with the company. No significant impact to production is expected.

Sunooco Inc., shut down a so-called cumene unit and restarted an alkylation unit at it's 336,000 barrel-a-day refinery in Philadelphia, Pennsylvania, on Sept. 6, according to local pollution regulators.

A flaring even took place on Sept. 14, at ExxonMobil's 345,000 barrel-a-day refinery in Beaumont, Texas, according to marketers and traders doing business with the refinery.

A 30 minute flaring event took place at ExxonMobil's 155,000 barrel-a-day Torrance, Calif., refinery the morning of Sept. 13, according to the South Coast Air Quality Management District. The event was unplanned and it wasn't know which units were affected.

A crude unit was upset at ExxonMobil's 560,000 barrel-a-day refinery in Baytown, Texas, the morning of Sept. 13, and flaring was evident for six hours, according to the Texas Commission on Environmental quality. Crude runs were temporarily reduced while the fractionation tower was returned to service. A flexicoker at the refinery was taken out of service on sept.11, due to a heat exchanger tube leak.

Equipment within a unit called 812 was shutdown beginning mid-afternoon on Sept. 12, at Total PetroChemicals & Refining USA's 232,000 barrel-a-day refinery in Port Arthur, Texas, according to the Texas Commission on Environmental Quality. The unit was restarted and the flaring incident lasted for just under two hours.

The problem ridden 67,000 barrel-a-day Big Spring, Texas, refinery owned and operated by Alon USA was running it's fluid catalytic cracker at reduced rates on Sept. 13, as a result of necessary maintenance work on a wet gas compressor, according to the Texas Commission on Environmental Quality. Flaring was evident for five hours during the morning.

A hydrotreater at BP's 226,000 barrel-a-day refinery in Cherry Point, Washington, was upset on Sept. 13, according to traders doing business with the company. It wasn't known how long the problem would last.

A coker unit at Marathon Petroleum Corp's 489,000 barrel-a-day refinery in Garyville, Louisiana was upset the afternoon of Sept. 11, according to the U.S. National Response Center. The nature of the equipment failure involved a leaky flange, the NRC said

A flexicoker was taken out of service on Sept. 11, at ExxonMobil's 560,000 barrel-a-day refinery in Baytown, Texas, due to a heat exchanger tube leak, according to the Texas Commission on Environmental Quality. The event caused the release of excessive emissions and the event is expected to last until Sept. 16.

A flaring event took place the afternoon of Sept 11, at the 239,000 barrel-a-day refinery owned and operated by ExxonMobil in Joliet, Illinois, due to an undefined equipment failure, according to traders doing business with the company

A brief flaring event took place on Sept. 10, at the 284,000 barrel-a-day refinery owned and operated by Flint hills Resources in Corpus Christi, Texas, according to the Texas Commission on Environmental Quality. The flaring was in conjunction with a scheduled coker unit outage and the cause is being investigated.

An ultracracker at BP's 407,000 barrel-a-day refinery in Texas City, Texas, was put into restart mode on Sept 9, according to traders doing business with the company. BP confirmed the restart.

An unplanned flaring event took place on Sept. 10, at Phillips 66 120,000 barrel-a-day Rodeo, Calif., refinery, according to the California Emergency Management Agency. It wasn't know which units were affected.

A planned flaring event will take place at BP's 266,000 barrel-a-day Carson, Calif., refinery beginning Sept. 10 through Sept. 14, according to the South Coast Air Quality Management District. It wasn't known which refining units would be affected and BP was unavailable for comment.

A fluid catalytic cracker at Pasadena Refining Systems, Inc. 100,000 barrel-a-day refinery in Pasadena, Texas, was upset the evening of Sept. 6, and a flaring even occurred, according to the Texas Commission On Environmental Quality. The unit has been brought back to normal operations, according to the Commission.

A fluid catalytic cracker and alkylation unit at Sunoco's 335,000 barrel-a-day refinery in Philadelphia, PA, experienced mechanical problems on Sept. 4, and both units were taken out of service, according to traders doing business with the company. No timetable was given for restarting the units.

Delta Airlines (DAL) said Sept. 6 that the 185,000 barrel-a-day Trainer refinery in Pennsylvania will be operational by the end of September.

BP PLC (BP) restarted the ultracker at its 400,780 barrel-a-day refinery in Texas City, according to a government filing Sept. 6. The company did not say when the unit went out. A company spokesman did not immediately respond to a request for comment.

Phillips 66 (PSX) said Sept. 6 that power was restored to the Alliance Refinery in Belle Chasse, La. and workers are in the process of restarting the 247,000 barrel-a-day is in facility following Hurricane Isaac. The company said it expects the refinery "will be operating by mid-month."

Valero Energy Corp. (VLO) Chief Executive Bill Klesse said work on a diesel-making unit at the company's St. Charles refinery in Norco, La., is now likely to be completed in early 2013, rather than later this year as the company had previously estimated, in part due to Hurricane Isaac. The unit is still on track to be operational in the second quarter of 2013.

Both of the refineries Valero Energy Corp (VLO) had shut down ahead of Isaac are in the process of restarting, company spokesman Bill Day said. Sept. 5. He said "most production units" are back in operation at the 205,000 barrel-a-day refinery in Norco and the 125,000 barrel-a-day refinery in Meraux, though some are still being brought back. The crude unit at the Meraux facility was shut for repairs prior to the storm, and has not been restarted, he said.

Royal Dutch Shell PLC (RDSA) and Motiva Enterprises said Sept. 5 that their 235,000 barrel-a-day refinery in Convent, La. and their 233,500 barrel-a-day refinery in Norco., La. are restarting after Isaac and operating at reduced or near-normal rates.

Paramount Petroleum Corp. reported flaring at its 84,500 barrel-a-day Los Angeles County refinery Sept. 4 due to a compressor failure, according to a filing with pollution regulators.

Exxon Mobil Corp. (XOM) said Tuesday that its refinery in Chalmette, La., is in the process of restarting after being temporarily shut in advance of Hurricane Isaac. The 192,500 barrel-a-day refinery is a joint venture between Exxon and Petroleos de Venezuela. Exxon also said it is working to bring production back to normal levels at its 502,500 barrel-a-day refinery in Baton Rouge. The company began running the refinery at reduced rates as part of its preparation for the storm.

Marathon Petroleum said its 464,000 barrel-a-day Garyville Refinery has returned to normal operations following Hurricane Isaac.

Royal Dutch Shell (RDSA) and Motiva Enterprises said Sept. 2 that the Norco, La. refinery is restarting some units while others are operating at reduced rates. The Convent refinery is in continues its post-storm startup process, and will operate some unites at reduced rates while electrical power issues are being resolved. still dealing with power issues. Convent, La. and Norco, La. as a precautionary measure part of an established hurricane-preparation plan. Together the two refineries have a capacity of 468,000 barrels-of-oil per day. The company did not say what rates the refineries were operating at.

Tesoro Corp's (TSO) Wilmington, Calif. refinery experienced a brief power outage but is returning to normal operations, a spokesman said Sept. 1. The 103,800 barrel-a-day refinery flared sulfur dioxide due to the outage.

Exxon Mobil Corp. (XOM)'s Beaumont, TX refinery is running normally after flaring due to a line leak, a company spokesman said Aug. 31.

PBF Energy reported on Aug. 28 flaring at its 190,000 barrel-a-day Delaware City refinery Tuesday, according to a government filing. The refinery released over 100 pounds of sulfur dioxide in an "intermittent flaring" episode from an unspecified unit, according to the filing with the Delaware Department of Natural Resources and Environmental Control.

Flint Hills Resources Inc. said in a filing Tuesday that a leak in its 285,000 barrel-a-day refinery in Corpus Christi, Texas is ongoing and attempts to fix it have not been successful. A vacuum truck is being used to control the leak.

Chevron Corp. (CVX) reported flaring at its 245,000 barrel-a-day Richmond, Calif. refinery Aug. 28. A spokesman said Tuesday morning's flare was in the gasoline-making fluid catalytic cracking unit and lasted a few minutes.

Total Petrochemicals Inc. reported emissions that occurred while bringing units online at its Port Arthur refinery, but said in a filing Monday with the Texas Commission on Environmental Quality that the units were stabilized quickly. About 2,354 pounds of sulfur dioxide were emitted at the 225,500-barrel-a-day refinery during start-up activities at two units.

PFB Energy said in a filing Aug. 27 that its 182,200 barrel-a-day refinery in Delaware City flared more than 500 pounds of sulfur dioxide due to a mechanical failure Sunday evening.

Phillips 66 on Aug. 25 reported an unscheduled process unit shutdown resulted in flaring of sulfur dioxide at its 120,200 barrel-a-day refinery in Rodeo, Calif.

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Pasadena Refining Systems Inc. said Aug. 24 that its 100,000 barrel-a-day refinery released 14,000 pounds of particulate matter from its fluid catalytic cracking unit.

Exxon Mobil Corp. (XOM) said Aug. 24 equipment failure would impact production at its 344,500 barrel-a-day refinery in Beaumont, Texas, according to a government filing made public Friday.

The company also said Aug. 24 that the crude distillation unit of the Beaumont refinery was back to normal after an instrumentation failure resulted in nearly 3,000 pounds of sulfur dioxide being released on Aug. 23.

A Bloomberg report on Aug. 8 said Chevron's (CVX) fire-struck Richmond, Calif., refinery is operating at about 60% of capacity after the Aug. 6 fire that shut only the plant's CDU.

BP-Husky will begin four weeks of scheduled maintenance at an FCCU and coker unit compressors on Sept. 13, a person familiar with operations at the plant said on Aug. 7.

For more detailed information, search Dow Jones Newswire using the code N/REF.

     Operator   Refinery    Capacity   Description                   Restart 

(in 000s

bbl/day) UNPLANNED CANADA CARIBBEAN EAST COAST PBF Delaware 190 Refinery reported 100 lbs of sulfur Energy DE dioxide released from unspecified unit

Aug. 28

Mechanical failure caused sulfur

   dioxide emissions Aug. 27.    Sunoco   Phila. PA     330.0  Alkylation Unit 869 resumed 

service on Aug 9; it was placed

on circulation mode on Aug 3

for compressor repair. GULF COAST Borger Borger, TX 146.0 Refinery reports upset at un-

specified unit(s); filing lists

Areas C and D of the plant as

sources of emissions. BP PLC Texas City TX 400 Restarted Ultracracker Sept. 6 Flint Hills Corpus 285.0 Refinery reported ongoing leak being Resources Christi controlled with vacuum truck.

TX Motiva Convent, LA 235 Shell and Motiva said the refineries Norco, LA 233.5 are restarting and running at reduced

or near normal rates after Isaac.

Port Arthur 600.0 Newly commissioned 325,000-b/d Early

   TX                   CDU was shut by a small fire       2013 

over the Jun 9-10 weekend. Re-

start seen in early 2013; lengthy

repairs needed to correct cor-

rosive issue at new equipment. Pasadena Pasadena, TX 100.00 Flaring of off-spec product re- Refining ported to regulators on Aug. 10.

Flaring of particulate matter re-

ported to regulators on Aug. 24 Phillips Rodeo, Calif. 120.2 Flaring of sulfur dioxide reported 66 Aug. 25 due to unscheduled process unit

shutdown.

Belle Chasse, 247.0 Said Sept. 6 that power is back on

   LA                  and the refinery is restarting. The company 

expects the refinery to be operating by mid-

   Sept.    Total    Port Arthur,  225.5  Sulfur Dioxide emitted while bringing units online 
   TX                   company said in Aug. 27 filing. Company said units 
   were stabilized quickly.    Valero   Norco, LA     270.0 

Meraux, LA 125.0 Company said Sept. 5 that both refineries have restarted, though are not yet back to planned rates. The Meraux crude

unit, which was down for repair before Isaac, has not been

brought back. Exxon Chalmette, LA 192.5 Exxon said Sept. 4 that it is in the process of restarting

the refinery after Isaac.

Baton Rouge, LA 502.5 Exxon said Sept. 4 that it is working to bring production

back to normal levels after Isaac. MIDWEST Citgo Lemont, IL 167.0 FCCU shut Jul 28 for unplanned Aug 8

repair in Tulsa East Plant is in

restart mode, an Aug 8 filing to

regulators said.

Refinery operations are being

affected by Enbridge crude oil

pipeline shutdown since July 27,

   the Co. said on July 30.      Holly    Tulsa, OK     125.0  Repair to diesel hydrotreater 

shut by a fire on Aug 2 will

take 6-8 weeks, the co. said

on Aug 8. ROCKIES WEST COAST Valero Benicia, CA 170.0 FCCU shut on July 26 for un- Mid- Energy planned compressor repairs be- Aug.

gan the process of restarting

on Aug. 6. Planned rate expected

by mid-August, the Co. said. Chevron Richmond, 245.0 The company reported brief flaring in the

   CA                   FCC unit Aug. 28. 

An Aug 8 Bloomberg report said

the refinery is operating at 60%

of capacity.

CDU No. 4 is shut after Aug 6

fire. Most other process units

continue to operate, the co.

said on Aug 8, but the amount of

fuel being produced is unclear.

Compressor failure at unspe-

cified unit resulted in flaring

on Aug 1; a filing said. No

other details were provided in

a filing to regulators. Paramount Paramount, 84.5 Sulfur Dioxide and smoke flared due Petroleum CA to compressor failure Sept. 4 Tesoro Wilmington, 104.0 Refinery is returning to normal after a

CA brief power outage, a spokesman said Sept. 1 PLANNED CANADA Husky Saskatchewan Major turnaround to take place Spring Refinery in spring of 2013. Plant-wide 2013

shutdown for inspection and

   equipment repairs.    CARIBBEAN    Valero   Aruba                Refinery still up for sale, the 

Co. said on July 31, 2012. EAST COAST Monroe Trainer, PA 185.0 Delta Airlines subsidiary buys Sept. Energy refinery in April, says refinery 2012

will restart by end of Sept. Sunoco Philadelphia 335.0 Energy Partners buys Sunoco Inc.; 4Q

PA deal to close 4Q 2012. 2012 Sunoco Marcus Hook 190.0 Marcus Hook shut Dec. 1 ahead of

schedule due to poor refining

economics. GULF COAST Valero Houston, TX 160.0 Eight weeks of maintenance set Oct/Nov

to begin in Sept. 2012 at FCCU. 2012 Valero McKee TX 170.0 Expansion project announced

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          2013 

completed in 2013 Q1 and be

operational in 2013 Q2, CEO

said Sept. 6.

   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-     Late 
   TX                   ceed and be completed in late      2012 
   2012.    MIDWEST    BP       Whiting, IN   336.0  Largest of 3 CDUs will shut in     2nd- 
   4Q 2012 for expansion project,     Half 
   the Co. said July 31. Project      2013 

completion set 2nd-half 3013. BP/Husky Toledo, OH 160.0 4 weeks of maintenance will Oct 11

begin at FCCU and coker com-

pressors on Sep 13, a person

familiar with the plant said

   on Aug 7.    CVR      Wynnewood      54.0  30-40 days maintenance planned     Q3 
   OK                   in 3rd Q 2013, the co. said on     2013 

Nov. 3, 2011. Holly Tulsa, OK 125.0 The entire refinery will be shut Late Frontier while West Plant section under- 2012

goes major turnaround maintenance

in late 2012, the Co. said on

Aug. 5, 2011. Husky Lima, OH 160.0 30-day maintenance will begin Sept Energy in Sept. the Co. said on July 24. 2012

Scope of work not disclosed.

   15-day maintenance planned at      4Q 
   diesel hydrotreater; 29-days at    2012 

aromatics unit, set for 4Q 2012,

the Co. said on Feb 9.

   New 20,000-b/d kerosene hydro-     1stH 
   treater will start up in 1st       2013 

half 2013, to co. said on Feb 9,

2012.

45-days of major turnaround

scheduled in 2014; 70% of units

involved. Remaining 30% will under

go major turnaround in 2015, the

co. said on Feb 9, 2012. Tesoro Mandan, ND 58.0 Total crude-oil processing capa- 2nd Q

   city to increase by 17% to         2012 

68,000-b/d by 2nd quarter 2012. ROCKIES WEST COAST BP PLC Carson, CA 265.0 Planned flaring event will Aug 20

start on Aug. 4 through Aug. 20,

the co. said in a filing on Aug.

2. The event isn't due to equip-

ment breakdown.

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