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ExxonMobil Refinery (2638), Baton Rouge

LDEQ Accident Report

Accident #100569
State Police #07-06547, 07-06558
Accident Date2007-10-27
Report Date 2007-11-01
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
Nitrogen Oxide3mFLARE-Flare #5,20NOYESYES56.0 pounds
Methane1h 43mFLARE-Flare #5,20,23,24YESNOYES20.0 pounds

Accident Classified As:

Cause of Problem: Process Upset

Safety valve lifted and did not reseat after depressure

Discharge Preventable - No

Notes/Remedial Actions

Measures were taken to reduce the operating pressure on unit. Safety valve was taken out of service and will be evaluated for proper set pressure.