LA Bucket Brigade : Refinery Accident Database

About the Database

Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #	98913A
State Police #	07-04975
Accident Date	2007-08-24
Report Date	2007-08-31
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
Hydrocarbon	10h	North Flare; weep holes on the HF Acid Shelter relief valve and the Main Fractionator Bottom relief valve	NO	NO	YES	794.1 pounds
Olefins	10h	North Flare; weep holes on the HF Acid Shelter relief valve and the Main Fractionator Bottom relief valve	NO	NO	NO	19.1 pounds
Hydrogen Flouride	10h	North Flare; weep holes on the HF Acid Shelter relief valve and the Main Fractionator Bottom relief valve	NO	NO	NO	0.1 pounds
Nitrogen Oxide	10h	North Flare; weep holes on the HF Acid Shelter relief valve and the Main Fractionator Bottom relief valve	NO	YES	YES	277.2 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

Unit 27 substation failed and shut down HF Alkylation, Butamer and Amine Treating. Failure of the bellows in Unit 27 Main Fractionator Bottoms relief valve

Discharge Preventable - No

Notes/Remedial Actions

Claims emission was below RQ.