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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #77730
State Police #05-01843
Accident Date2005-03-19
Report Date 2005-03-28
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
Hydrogen Sulfide72 h 0 mDistillate Hydroteating UnitNONONO1.0 pounds
Hydrocarbon72 h 0 mDistillate Hydroteating UnitNONOYESBRQ
Hydrogen72 h 0 mDistillate Hydroteating UnitNONONO1.0 pounds
Ammonia72 h 0 mDistillate Hydroteating UnitNONONOBRQ
Methane72 h 0 mDistillate Hydroteating UnitYESNOYES1.0 pounds
Ethane72 h 0 mDistillate Hydroteating UnitNONOYES1.0 pounds
Propane72 h 0 mDistillate Hydroteating UnitNONOYESBRQ
trans-Butane72 h 0 mDistillate Hydroteating UnitNONONOBRQ
n-Butane72 h 0 mDistillate Hydroteating UnitNONONOBRQ
nC5 - 350 F72 h 0 mDistillate Hydroteating UnitNONOYES5.0 pounds
nC5 + 350 F72 h 0 mDistillate Hydroteating UnitNONOYES23.0 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

Leaking thermowell

Discharge Preventable - No

Notes/Remedial Actions

Called inspector who found the leak; built encapsulation clamp; Report makes estimated leaks in pounds even though discharge was in drops