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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #103887
State Police #08-01390
Accident Date2008-03-12
Report Date 2008-03-19
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
Volatile Organic Compounds (VOCs)54mNorth Flare (EQT162 / EIQ 83-70)NONOYES31.6 pounds
Highly Reactive Volatile Organic Compounds (HRVOCs)54mNorth Flare (EQT162 / EIQ 83-70)NONONO5.2 pounds
Nitrogen Oxide54mNorth Flare (EQT162 / EIQ 83-70)NOYESYES12.4 pounds

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Start Up, Shut Down

During start up of the FCC Unit, excess fuel gas was produced and a small amount had to be flared from the Unit 43 Fuel Gas Mix Drum.

Discharge Preventable - No

Notes/Remedial Actions

Marathon also flared non-olefinic fuel gas to minimize flaring.