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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #106022
State Police #08-02812
Accident Date2008-05-16
Report Date 2008-05-23
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
IsobutaneDepropanizer feed lineNONOYES2,034.7 pounds
Butanedepropanizer feed lineNONOYES271.3 pounds
Propanedepropanizer feed lineNONOYES406.9 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Corrosion

A leak was discovered on the Depropanizer feed line at the #3 Light Ends Unit. Caused by underdeposit corrosion due to residual acid attack

Discharge Preventable - No

The line has been inspected according to API guidelines and no history of leaks on this line.

Notes/Remedial Actions

The leak was isolated and the line depressured.