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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #120638
PDF AvailablePDF
State Police #10-00128
Accident Date2010-01-09
Report Date 2010-01-14
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)27mFLARE: south flareNONONO3.0 pounds
Sulfur Dioxide27mFLARE: south flareNOYESNO138.6 pounds
Nitrogen Oxide27mFLARE: south flareNOYESYES489.2 pounds
Volatile Organic Compounds (VOCs)27mFLARE: south flareNONOYES31.7 pounds
Carbon Monoxide27mFLARE: south flareNOYESNO411.4 pounds
Particulate Matter 1027mFLARE: south flareNOYESNO37.4 pounds

Accident Classified As:

Cause of Problem: Weather

COLD WEATHER. "Freeze-related issue": eocene interstage drum filled with liquid due to a frozen drain line, tripped compressors, relief valve on the crude vacuum overhead opened to flare. Emissions table in report dark and hard to read.

Discharge Preventable - Under Investigation

Notes/Remedial Actions

Air monitoring team dispatched, crude vacuum gas to flare closed off and re-routed, bypass valve opened but did not drop level in time, steam hose hooked up to the controller to clear line. Refinery Letter states that reportable quantities were not exceeded [BRQ]. Detailed emissions report included.