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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #103973
State Police #08-01441
Accident Date2008-03-14
Report Date 2008-03-20
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
3h 40mNorth Flare (EQT162 / EIQ 83-70)YESYESYES119.5 pounds
3h 40mNorth Flare (EQT162 / EIQ 83-70)YESYESYES20.5 pounds
3h 40mNorth Flare (EQT162 / EIQ 83-70)YESYESYES46.5 pounds

Accident Classified As:

Cause of Problem: Maintenance/Procedures

Shell off-gas compressors had to be shut down for emergency maintenance resulting in a buildup of sweet refinery fuel gas which had to be flared.

Discharge Preventable - No

Notes/Remedial Actions

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