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CITGO Petroleum (1250), Lake Charles
Releases in 2009
| LDEQ Accident Number Accident Date |
Point Source/Release | Cause | Notes |
| 120411 2009-12-24 | Point Source(s): B-16 flare Pollutant(s):Sulfur Dioxide - BRQ Hydrogen Sulfide - BRQ Nitrogen Oxide - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | Flaring of sour gas from the Ultra Low Sulfur Diesel Hydrotreating unit's flare. No RQs were exceeded, so no information was given. |
| 120457 2009-12-19 | Point Source(s): Acid plant Pollutant(s):Sulfur Dioxide - BRQ Hydrogen Sulfide - BRQ Nitrogen Oxide - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: Power Failure Power failure in acid plant area. | No RQs were exceeded, so no information was given. |
| 119867 2009-12-05 | Point Source(s): No information given Pollutant(s):Pentane - BRQ | Cause of Problem: Piping or Tubing Line developed hole, it could not be isolated, so the unit was shut down causing a release of pentane. | No RQs were exceeded, so no information was given. |
| 119770 2009-12-01 | Point Source(s): Acid plant Pollutant(s):Sulfur Dioxide - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | No RQs were exceeded, so no information was given. |
| 119709 2009-11-25 | Point Source(s): B-11 flare Pollutant(s):Sulfur Dioxide - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | No RQs were exceeded, so no information was given. Report to the police states that Hydrogen Sulfide and Nitrogen Oxides as well. |
| 119256 2009-11-04 | Point Source(s): B-4 Flare Pollutant(s):Nitrogen Oxide - BRQ Hydrogen Sulfide - BRQ Volatile Organic Compounds - BRQ Sulfur Dioxide - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. Release related to loss of flare flame on the B-4 flare. | No RQs were exceeded, so no information was given. |
| 118959 2009-10-23 | Point Source(s): Tail gas II unit Pollutant(s):Hydrogen Sulfide - 439 pounds | Cause of Problem: Equipment Failure The Tail Gas II unit stripper tower began to pressure up due to flow restrictions in the overhead gas. The flow restriction diminished the ability of the stripper tower to remove RSC compounds from the amine solution and thus diminished the capacity of the amine solution to adsorb RSC compounds in the absorber tower. This resulted in elevated RSC levels in the atmospheric vent gas. | A hot condensate wash was conducted to dissolve salts in the stripper overhead system. |
| 118715 2009-10-14 | Point Source(s): No information given Pollutant(s):Hydrogen Sulfide - BRQ Sulfur Dioxide - BRQ | Cause of Problem: Start Up, Shut Down Accident related to shutdown of the Acid Plant. No RQs were exceeded so no further information is given. | No RQs were exceeded so no information is given. |
| 118371 2009-10-02 | Point Source(s): No information given Pollutant(s):Hydrogen Sulfide - BRQ Flammable Gas - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: No Information Given Loss of pilot light on the B-8 flare | No RQs were exceeded so no information is given. |
| 118282 2009-09-29 | Point Source(s): No information given No information given. Pollutant(s):Hydrogen Sulfide - BRQ Sulfur Dioxide - BRQ Nitrous Oxide - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: No Information Given No RQs were exceeded so no further information is given. | No information given |
| 118224 2009-09-26 | Point Source(s): A boat Pollutant(s):Gasoline - BRQ | Cause of Problem: Equipment Failure As a boat was refueling at the boat dock, a cable holding the boat in place failed, and a small amount of gasoline spilled. | fueling was stopped, boom was deployed around the dock. |
| 118135 2009-09-22 | Point Source(s): Cat area, Pipeline Leak, C-4 Recovery unit Pollutant(s):Flammable Gas - 29,916 pounds Volatile Organic Compounds - 5,317 pounds Ethylene - 4,848 pounds 1,3-Butadiene - 376 pounds Hydrogen Sulfide - 829 pounds | Cause of Problem: Corrosion A vent line in the C-4 Recovery unit ruptured. The line vented hydrocarbon until it was blocked. Caused by localized internal corrosion. | The line vent was blocked in. |
| 118082 2009-09-21 | Point Source(s): E-3 tower Pollutant(s):Sulfur Dioxide - 0 | Cause of Problem: No Information Given Flaring of sour gas from the E-3 Tower in the straight run fractionation unit. No RQs were exceeded so no further information was given. | No information given. State police report also reports butane released in addition to Sulfur Dioxide. |
| 117975 2009-09-14 | Point Source(s): Tubing Pollutant(s):Chlorine Gas - 12 pounds | Cause of Problem: Corrosion Corrosion caused a chlorine leak from a section of 1/2 inch tubing leading to a pressure transmitter. | Tubing was isolated and depressurized. |
| 118022 2009-08-27 | Point Source(s): Drain valves Pollutant(s):Flammable Gas - 8,830 pounds Volatile Organic Compounds (VOCs) - 0 pounds | Cause of Problem: Human Factors The drain valves on three flare drip legs were discovered open and were immediately closed. The drip legs were left open after the routine draining. | Valves were closed. Citgo failed to notify LDEQ 24 hours after the accident and did not write a follow up letter within 7 days either. Report was not made until 22days after the incident occurred. LDEQ investigated the accident and found a permit violation. LDEQ then granted Citgo a permit modification authorization. |
| 117561 2009-08-27 | Point Source(s): E-8 Tower, Flare Pollutant(s):Sulfur Dioxide - BRQ Hydrogen Sulfide - BRQ | Cause of Problem: No Information Given Flaring of sor gas from the E-8 tower in the C4 Recovery Unit. No RQs were exceeded so no further information was given. | No information given |
| 117244 2009-08-13 | Point Source(s): Tank 526 Pollutant(s):Butane - BRQ Butylene - BRQ | Cause of Problem: No Information Given No RQs were exceeded so no information was given. | No information given |
| 117221 2009-08-11 | Point Source(s): Tank 526 Pollutant(s):Butane - BRQ Butylene - BRQ | Cause of Problem: No Information Given No RQs were exceeded so no further information was given. | No information given |
| 117168 2009-08-08 | Point Source(s): PFU flare Pollutant(s):Flammable Gas - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: Equipment Failure Pilot flame outage at the PFU flare. No RQs were exceeded so no further information is given. | No information given. |
| 116799 2009-07-26 | Point Source(s): BLCOH unit Pollutant(s):Flammable Gas - BRQ Volatile Organic Compounds - BRQ Fuel - 1 gallons | Cause of Problem: No Information Given No RQs were exceeded so no information is given. | Police reports states that a lead developed in the B light cycle oil hydro treater unit. Units shut down to try to block the leak. |
| 116794 2009-07-25 | Point Source(s): Tank 528 Pollutant(s):Flammable Gas - 2,307 pounds | Cause of Problem: Instrument Failure Tank 528 was filled with butane. Natural gas, used to displace butane in the barge was introduced into Tank 528. This was caused when a malfunctioning level indicator in the barge allowed the butane level to fall to a point where natural gas could enter the transfer line. The increase in pressure in Tank 528 tripped the pressure safety valve(PSV) causing flammable gas to be vented to the atmosphere. | Transfer line was blocked and head space pressure lowered. |
| 116747 2009-07-21 | Point Source(s): Acid plant Pollutant(s):Acid - BRQ | Cause of Problem: No Information Given No RQs were exceeded so no information was given. | No information given. |
| 116615 2009-07-18 | Point Source(s): B7 Flare Pollutant(s):Flammable Gas - BRQ Hydrogen Sulfide - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | No information given |
| 116326 2009-07-08 | Point Source(s): Benzene transfer pipeline Pollutant(s):Benzene - 119 pounds | Cause of Problem: Corrosion Leak was discovered in the Benzene Transfer line. Leak was due to corrosion. | Line was clamped and emptied. Damaged section will be replaced. |
| 116195 2009-07-02 | Point Source(s): Acid tank Pollutant(s):Sulfuric Acid - 1,433 pounds | Cause of Problem: Human Factors While a contractor was filling an acid tank in the powerhouse area he spilled 96 gallons (1433 lbs) of sulfuric acid. | Spill was contained. Reviewing the procedures used by the contractor. |
| 116049 2009-06-26 | Point Source(s): tank 503 Pollutant(s):Hydrocarbon - BRQ | Cause of Problem: No Information Given No RQs were exceeded, son no information was given. | No information given |
| 115685 2009-06-14 | Point Source(s): B-5 Flare Pollutant(s):Flammable Gas - BRQ Hydrogen Sulfide - BRQ Sulfur Dioxide - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | No information given |
| 115661 2009-06-13 | Point Source(s): No information given Pollutant(s):Sulfur Dioxide - BRQ | Cause of Problem: No Information Given No RQs were exceeded so no information was given. | no information given |
| 115517 2009-06-08 | Point Source(s): None Reported Pollutant(s): | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. Flaring from B-7 flare. | no information given. |
| 115421 2009-06-03 | Point Source(s): pipeline Pollutant(s):Topper Light Gas Oil - 294 gallons | Cause of Problem: Piping or Tubing Pipeline was leaking in the Oil Movement Area O-00978-6. | Pipeline was isolated. |
| 115367 2009-05-30 | Point Source(s): Sewer box near the TAME unit Pollutant(s):Flammable Gas - BRQ | Cause of Problem: No Information Given No RQs were exceeded, so no information was given. | no information given |
| 114984 2009-05-15 | Point Source(s): Tank 36 Pollutant(s):Benzene - 278 pounds Xylene - 222 pounds Slop Oil - 83,748 gallons Volatile Organic Compounds - 15,517 pounds | Cause of Problem: Piping or Tubing Oil was leaking from the bottom of tank 36. source of leak was the drain line, which drains water from the external floating roof, and runs internal the tank. The line developed a leak and was losing oil. | Drain line closed, and clean-up initiated. |
| 114866 2009-05-12 | Point Source(s): Bottom of B-11 flare Pollutant(s):Xylene - BRQ | Cause of Problem: No Information Given Xylene spill at the base of the B-11 flare, no RQs exceeded so there was no information given. | No information given. |
| 114679 2009-05-04 | Point Source(s): B-8 flare Pollutant(s):Hydrogen Sulfide - BRQ Nitrogen Dioxide - BRQ Sulfur Dioxide - BRQ | Cause of Problem: Equipment Failure BLCOH unit compressor pressure relief valve lifted releasing hydrogen sulfide, nitrogen oxide and sulfur dioxide into the B-8 flare | gases burned in flare and release "secured" |
| 115679 2009-05-04 | Point Source(s): B-8 flare Pollutant(s):Hydrogen Sulfide - BRQ Nitrogen Dioxide - BRQ Sulfur Dioxide - BRQ | Cause of Problem: Equipment Failure BLCOH unit compressor pressure relief valve lifted releasing hydrogen sulfide, nitrogen oxide and sulfur dioxide into the B-8 flare | gases burned in flare and release "secured" |
| 114678 2009-05-04 | Point Source(s): Tail Gas 2 Unit Pollutant(s):Hydrogen Sulfide - BRQ Carbon Disulfide - BRQ Carbonyl Sulfide - BRQ | Cause of Problem: No Information Given "B tower water stripper unit had foaming. This caused the relief valve in the tail gas unit to be picked up by an analyzer. The analyzer goes to alarm. The gases were then figured to release into the air." | No information given as to remedial actions. Classified as "a non-emergency" situation |
| 114303 2009-04-18 | Point Source(s): D-dock pipeline Pollutant(s):Light Cycle Gas Oil - 0 gallons | Cause of Problem: Piping or Tubing Historical leak in D-Dock pipeline which resulted in oil sheen on the surrounding waters. | Booms deployed to the area in an effort to the river and along the shoreline. Failed pipeline was removed. Immediate pipeline area was excavated to remove the soils. Repairs are "ongoing". |
| 113973 2009-04-06 | Point Source(s): storm water sewer Pollutant(s):Hydrogen Sulfide - BRQ Ammonia - BRQ | Cause of Problem: Under Investigation Source of hydrogen sulfide and ammonia odors were detected in the vicinity of the storm water main lateral is under investigation. | Investigation and closure letter are to be delivered by 5-15-09. |
| 113969 2009-04-05 | Point Source(s): B-5 Pollutant(s):Sulfur Dioxide - BRQ Hydrogen Sulfide - BRQ Volatile Organic Compounds - BRQ Hydrogen Sulfide - BRQ Volatile Organic Compounds - BRQ | Cause of Problem: Equipment Failure B-5 flare | no information given |
| 113625 2009-03-24 | Point Source(s): B-5 unit Pollutant(s):No Information Given - BRQ | Cause of Problem: Equipment Failure B-5 flare pilot outage. | no info given |
| 113294 2009-03-10 | Point Source(s): unknown pipeline Pollutant(s):Light Cycle Oil - 2,528 gallons | Cause of Problem: Piping or Tubing Pipeline leak | Flange gasket replaces and the flange was tightened. Vacuum trucks were used to recover the spilled oil (60.2 barrels). Affected soil was removed. |
| 113121 2009-03-04 | Point Source(s): Process Unit Pollutant(s):Sulfur Dioxide - BRQ | Cause of Problem: Start Up, Shut Down start up of Acid plant | CITGO determined that no RQ's were exceeded, therefore no remedial action was taken. |
| 113098 2009-03-02 | Point Source(s): C-Dock hydraulic pipe line Pollutant(s):See Notes - BRQ | Cause of Problem: No Information Given Hydraulic line leak. | Material was identified as "biodegradable petroleum oil". Booms placed to contain the oil which leaked into the Calcasieu River at CITGO's C-Dock during an inspection of the premises. |
| 112841 2009-02-18 | Point Source(s): B-8 Flare in C4 unit Pollutant(s):Butane - BRQ Propane - BRQ Hydrogen Sulfide - BRQ | Cause of Problem: Process Upset Release of Sour Gas from B-8 flare due to the lifting of a pressure valve in the C4 Recovery unit at the CITGO Lake Charles Manufacturing Complex where the E10 tower was lifted and reset itself. | C4 unit at the E10 tower reset itself. Material was discharged into surrounding area air. |
| 112786 2009-02-16 | Point Source(s): B-16 flare in Ultra Low Sulfur Diesel Unit B-16 flare at Ultra Low Sulfur Diesel Unit Pollutant(s):Sulfur Dioxide - BRQ Hydrogen Sulfide - BRQ Nitrogen Oxide - BRQ | Cause of Problem: Process Upset Sour Gas flare from the B-16 flare caused by the lifting of a pressure relief valve in the Ultra Low Sulfur Diesel unit at CITGO Lake Charles Manufacturing plant. | No information given. |
| 112389 2009-01-29 | Point Source(s): B-Topper unit Pollutant(s):Carbonyl Sulfide - 163 pounds Carbonyl Sulfide - 163 pounds Carbonyl Sulfide - 245 pounds Hydrogen Sulfide - 3 pounds Hydrogen Sulfide - 5 pounds | Cause of Problem: Power Failure B-Topper unit shut down, flaring of hydrocarbons and smoking furnaces as a result of the failure of a 13.8kV underground feeder cable. | Release of carbonyl sulfide occurred on 01-29-09, 01-30-09, 02-05-09. Release of hydrogen sulfide occurred on 01-30-09, 02-05-09.Efforts were made to shut down the B-Topper unit and affected electrical equipment was tripped off. |
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