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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #138329
PDF AvailablePDF
State Police #12-01765
Accident Date2012-03-25
Report Date 2012-03-30
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
Highly Reactive Volatile Organic Compounds (HRVOCs)10mRBS FlareNONONO0.9 pounds
Nitrogen Oxide10mRBS FlareNOYESYES9.7 pounds
Carbon Monoxide10mRBS FlareNOYESNO52.8 pounds
Volatile Organic Compounds (VOCs)10mRBS FlareNONOYES139.3 pounds
Particulate Matter 2.510mRBS FlareNOYESNO1.1 pounds
Particulate Matter 1010mRBS FlareNOYESNO1.1 pounds

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Process Upset

The pressure safety valve for Tank 250-2 had opened, so the operator blocked in the PSV.

Discharge Preventable - Under Investigation

Notes/Remedial Actions

No offsite impact was associated with the event.