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CITGO Petroleum (1250), Lake Charles

Causal Factor: Other

LDEQ Accident Number
Accident Date
Point Source(s) Notes Amount of Release
77055

2005-02-20
FLARE
Cause: flare pilot outage of the B-9 Flare caused bya dumping of steam into the flaring system

Followup: No

Notes: Claims emission was below RQ. Relit the flare manually

76428

2005-01-24
#2 and #3 tank valve on Barge 10809
Cause: vapor clous escaped from tank valve

Followup: No

Notes: Computer program tracks operation of valves, creates work order every 90 times valve is operated. Will inspect the valves and determine if needs to be adjuste

92172

2006-11-20
Flange on fill line at #4 Crude Tank
Cause: loose bolts on the flange

Followup: No

Notes: Bolts were tightened
Topper Resid: 7,216.0 pounds
101736

2007-12-16
B-7 Flare
Cause: see notes

Followup: No

Notes: High second stage discharge temperature trip of the JC-36 topper tail gas compressor




100095

2007-10-10
Tank 29
Cause: see notes

Followup: No

Notes: Immediate SPCC actions were taken to remove product from the tank and remediate the released product. Tank emptied in preparation for inspection and repairs. Incident occurred at 23:00 on 10/10/2007 - clean up is ongoing. Report to DEQ included with CITGO letter also lists emission as 116,190 lb
see notes
100067

2007-10-09
E-12 overhead condenser, C-175D, at the C-4 Recovery Unit
Cause: see notes

Followup: No

Notes: leak in the E-12 overhead condenser, C-175D, at the C-4 Recovery Unit causes emission. No cause given for lea




99829

2007-09-28
Lube and Wax Vacuum Unit BA-1 and BA-101 Furnaces
Cause: see notes

Followup: Yes

Notes: high levels of hydrogen sulfide fuel gas used during production caused elevated levels of sulfur dioxide in the emissions. DEQ does air monitoring, notes concentration of 2.9 ppm upwind of the facility. Follow-up reports state that past data was inaccurate and that CITGO is meeting the 2000 ppm emission limit from the furnace stack. It is not clear if the post-hoc analysis they present has real bearing on the emissions from the stackat the time of the inciden

98773

2007-08-18
Sulfolane Unit
Cause: see notes

Followup: No

Notes: Emission results from control valve packing leak at the Sulfolane Unit


98523

2007-08-09
Cooling Tower 5
Cause: see notes

Followup: No

Notes: leak at E3 Debutanizer Tower C-07 Reboiler at Straight Run Unit causes emissiong from Cooling Tower 5


98497

2007-08-08
Tank 85
Cause: see notes

Followup: No

Notes: Leak discovered @ Reformate Tank 85 coming from 2 small holes immediately above the wind stiffener ring at the 36.5 foot level; Verbal report indicates failure of gauging system contributed to late detection of leak. REMEDIAL ACTION: A new safe operating fill height has been established below prior level. Tank 85 will be replaced. High level alarm has been lowered to prevent recurrence.

Reformate: 920.0 pounds
Benzene: 21.0 pounds

No LDEQ Reported

2007-07-27
Indian Marais
Cause: see notes

Followup: No

Notes: Rainbow sheen observed on Indian Marais. Coast Guard visits and reports no problem as of 19:00

98028

2007-07-21
B-5 Flare
Cause: see notes

Followup: No

Notes: Light hydrocarbon/ water mixture generated at Straight Run Fractionation Unit was steamed out of the B-5 Flare knock-out drum to the flare located at the Mfg. Complex


97783

2007-07-11
OMA Tank 9
Cause: see notes

Followup: No

Notes: leak in the west part of the OMA tank

No LDEQ Reported

2007-06-18
Southwest of Refinery
Cause: see notes

Followup: No

Notes: State Police Incident number given here is listed as Case No on CITGO letter; Absorbent boom was deployed to contain and remove the sheen; Letter states that sheen comes from unknown offsite source, entering via a ditch to the southwe

111418

2008-12-14
Unicracker Unit
Cause: see notes

Followup: No

Notes: Flash fire in the Unicracker Unit




110816

2008-11-17
None Reported
Cause: see notes

Followup: No

Notes: Flange fire in the B-topper Unit prompts letter. No pollutants or impacts listed.
108247

2008-08-21
Refinery
Cause: see notes

Followup: No

Notes: Power Failure




108148

2008-08-19
B Reformer C 402B Fin Fan
Cause: see notes

Followup: No

Notes: Leak in the Fin Fan causes release


108155

2008-08-19
A-Dock, B-Dock
Cause: see notes

Followup: No

Notes: CITGO not source of sheen at A-Dock; B-dock source is SWMU #138; this incident is tied to an open investigation of 08-02475

107229

2008-07-14
C-Dock 004 Outfall
Cause: see notes

Followup: Yes

Notes: Sheen was unrecoverable. Oil contaminated steam discharged in the Power house unit drains. Drain discharged into the Calcasieu

106702

2008-06-25
B-1 Flare (EQT343), B-5 Flare (EQT345), B-7 Flare (EQT347), B-12 Flare (EQT 351), B-16 Flare (EQT352)
Cause: see notes

Followup: Yes

Notes: Power Failure resulting from excessive moisture and dirt accumulation in switchgear breaker cubicle ; inadequaet physical clearance b/w insulators covering energized components; REMEDIAL ACTIONS: Clean and inspect all switchgear ; Eliminate practical spaces that allow air infiltration in or out of the switchgear room; modify switchgear purchase specifications to prohibit insulating material covering energized conductors to come in contact with materials from other phases; Modify QA-380-5045 tspect for insulating boots from adjacent phases to be in contact with one another; Verify other Powerhouse switchgear does not contain insulating boots that are in contact with one another; Install local temp and humidity monitors in rm, install anal
Sulfur Dioxide: 6,400.0 pounds
Hydrogen Sulfide: 567.0 pounds
Carbon Monoxide: 1,441.0 pounds
Particulate Matter: 6.0 pounds
105850

2008-05-22
B-Reformer's C-408 Fin Fan Cooker
Cause: see notes

Followup: No

Notes: Leak in the Fin Fan Cooker causes release



105367

2008-05-05
B-5 Flare, B-11 Flare
Cause: see notes

Followup: No

Notes: Release results from depressuring of a propane line to the flares




105059

2008-04-24
Heaters and Boilers
Cause: see notes

Followup: No

Notes: release results from combustion of treated refinery fuel gas containing higher than normal concentrations of hydrogen sulfide

104696

2008-04-14
Cooling Towers 1 and 2
Cause: see notes

Followup: No

Notes: COMMON INCIDENT: see also 104519 and 104069 C-175/D Heat Exchanger Bundle Leak at C4 Recovery Unit


104519

2008-04-06
Cooling Towers 1 and 2
Cause: see notes

Followup: No

Notes: C-175/D Heat Exchanger Bundle Leak at C4 Recovery Unit


104069

2008-03-20
Cooling Towers 1 and 2
Cause: see notes

Followup: No

Notes: C-175/D Heat Exchanger Bundle Leak at C4 Recovery Unit


103984

2008-03-15
Power House, Outfall 004
Cause: see notes

Followup: No

Notes: Barrel of oil released to Calcasieu Ship Channel. Booms were deployed along with Miller Environmental Services. Sheen too minute to be collected

103986

2008-03-15
Oily Water Sewer
Cause: see notes

Followup: No

Notes: Oily Water Sewer backs up in the Treating Plant Unit



103137

2008-02-16
B Dock
Cause: see notes

Followup: No

Notes: Mike Poindexter of American Commercial Lines calls to report a 3' by 500' sheen. CITGO tells DEQ that they have investigated the sheen and determined no spill occurred. It is a historical sheen that occurs during certain weather conditions. A long term remediation program is in pla

102969

2008-02-10
B-12 Flare
B-5 Flare
B-6 Flare
B-7 Flare
B-9 Flare
D-SRP, A-SRP, C-SRP
Cause: power outage

Followup: Yes

Notes: Partial power outage: Powerhouse System feeder cable 444-PH-FR13004 faulted in a Y-splice in manhole 26. bad cable resulted in loss of interconnection of Powerhouse generators and Entergy utility power. Caused collapse of electric and steam generation systems. Protective relay miscoordination is another cause. Root Cause Failure Analysis submitted 3/25/2008 indicates that startup of three Sulfur Recovery Units results in large emissions of sulfur dioxide. REMEDIAL ACTIONS: Revise Construction Inspen QA/QC procedure for PILC cable/splice installation to include additional clarification of detail; Repair 444-PH-FR13004 ; Perform a complete reevaluation of of protective relay coordination for all breakers assoc'd with Powerhouse main buses; I
Sulfur Dioxide: 62,701.0 pounds
Hydrogen Sulfide: 2,432.0 pounds


Heavy Cycle Oil: 10,613.0 pounds
Carbon Monoxide: 5,053.0 pounds
No LDEQ Reported

2008-01-29
C-Dock 004 Outfall
Cause: see notes

Followup: No

Notes: Sheen observed near C-Dock; further investigation needed to determine source; investigaton indicates oil comes from within powerhouse; corrective actions are underway