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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #156739
PDF AvailablePDF
State Police #14-02623
Accident Date2014-06-10
Report Date 2014-06-17
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)1h 2mpipe containing crude oil in Unit 10 - Crude unitNONOYES6,139.8 pounds
Benzene1h 2mpipe containing crude oil in Unit 10 - Crude unitNONOYES71.2 pounds
Compressed Flammable Gas1h 2mpipe containing crude oil in Unit 10 - Crude unitNONOYES1,749.7 pounds
Hydrogen Sulfide1h 2mpipe containing crude oil in Unit 10 - Crude unitNONONO10.8 pounds
Xylene1h 2mpipe containing crude oil in Unit 10 - Crude unitNONONO41.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Under Investigation

A 3/4-inch process pipe containing crude oil connecting the desalters sheared causing loss of containment. Crude oil exited the pipe and was collected in the oily water sewer.

Discharge Preventable - Under Investigation

Root cause analysis will determine whether the event was preventable.

Notes/Remedial Actions

The piping was blocked in to eliminate the amount of crude oil leaking from the piping. All crude that leaked landed on the concrete slab in the unit and was collected by washing it into the oily water sewer.