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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #No LDEQ Number Available
State Police #No Information Given
Accident Date2005-04-26
Report Date 2005-05-03
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
Carbon Monoxide1 hourWest Gas ScrubberNOYESNO855.0 pounds

Accident Classified As:

Cause of Problem: Maintenance/Procedures

the permit requirements were changed so they had to implement new changes in order to meet the requirements

Discharge Preventable - No

Notes/Remedial Actions

Since this regulation is new and controller experience with these situations is limited, learnings from this event will be shared with all controllers. The new Wet Gas Scrubber Permit requires the CO furnaces to operate at lower excess oxygen concentrations for nitrogen dioxide emissions, thus making the unit more susceptible to carbon monoxide excursions. Additionally, more experience is needed to control the new permit and regulatory limit