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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #102686
State Police #08-00546
Accident Date2008-01-29
Report Date 2008-01-29
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
Hydrocarbon22h 22mFLARE-Flare 9NONOYES99.0 pounds
Hydrogen Sulfide22h 22mFLARE-Flare 9NONONO1.0 pounds
Sulfur Dioxide22h 22mFLARE-Flare 9NOYESNO372.0 pounds
Nitric Oxide22h 22mFLARE-Flare 9NOYESNO17.0 pounds
Nitrogen Dioxide22h 22mFLARE-Flare 9NOYESYES3.0 pounds
Benzene22h 22mFLARE-Flare 9NONOYES 
Butene22h 22mFLARE-Flare 9NONOYES3.0 pounds
Propylene22h 22mFLARE-Flare 9NONOYES2.0 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

equipment failure

Discharge Preventable - No

Notes/Remedial Actions

Written report from Exxon Mobile surrounding the flaring accident stating that the source was found to be several leaking evacuator valves on the flare gas compressor system. Steam was injected into the flare drum, and RGCU gas gointo to the flare drumwas blocked out. The leaking evacuator valves were also replace