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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #No LDEQ Number Available
State Police #05-04110
Accident Date2005-06-20
Report Date 2005-06-24
Follow-up Date 0000-00-00
Follow-up: No

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Flammable Vapor19 minutesFLARENONOYES551.0 pounds
Propylene19 minutesFLARENONOYES367.0 pounds
Ethylene19 minutesFLARENONOYES35.0 pounds
Butene19 minutesFLARENONOYES2.0 pounds
Nitrogen Oxide19 minutesFLARENOYESYES1.0 pounds
Nitrogen Dioxide19 minutesFLARENOYESYES 

Accident Classified As:

Cause of Problem: Human Factors

flaring occurred when the wrong fan was shutdown on No35 cooling tower; the breakers were labeled 'A' and 'B' instead of 'East' and 'West' so one was mistakingly shut down

Discharge Preventable - Yes

Notes/Remedial Actions

pressure was reduce in No12 depropanizer by temporarily returning the West Cell to service. The flare was relit, which reduced the emissions of propylene and propane to the atmospher