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ExxonMobil Chemical Plant (286), Baton Rouge

LDEQ Accident Report

Accident #157143
State Police #14-02886
Accident Date2014-06-30
Report Date 2014-07-07
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
Ethylene1 h 58 mFlare Gas systemNONOYES292.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Under Investigation

The NACC unit HCO1 compressor experienced a shut down due to low lube oil pressure; causing material to be released to the site's flare gas system. Hydrocarbon feed was safely removed from all furnaces and the compressor was restarted. Air monitoring was conducted on 6/30/14 and all results were below the level of detraction. An investigation is underway to determine the exact root cause of the low lube oil pressure and provide mitigating steps to prevent recurrence.

Discharge Preventable - Yes

As of 7/7/14 this incident is still under investigation to determine the exact root cause of the low lube oil pressure and to provide mitigating steps to prevent recurrence.

Notes/Remedial Actions

Hydrocarbon feed was safely removed from all furnaces and the compressor was restarted. As of 7/7/14 this incident is still under investigation to determine the exact root cause of the low lube oil pressure and to provide mitigating steps to prevent recurrence.