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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #124134
State Police #10-03262
Accident Date2010-06-14
Report Date 2010-06-21
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 VaporNo Information GivenIntermediate Crack Naptha Unit; Mixed Gas Oil tank ventNONOYES9,193.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Maintenance/Procedures

Equipment on the intermediate Cat Naphtha unit (ICN) was taken out for maintenance and material was sent to Mixed Gas Oil (MCG) tank. The vapor recovery system could not handle the pressure and vents opened releasing RQ of flammable vapors (9,193 lb). This event is still under investigation.

Discharge Preventable - Under Investigation

Notes/Remedial Actions

This release is RQ. The ICN was returned to service and stopped the release. The root cause will be determined and appropriate follow up action will be implemented. LDEQ report states that they will address this report at the next scheduled inspection of the refinery.