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ExxonMobil Chemical Plant (286), Baton Rouge

LDEQ Accident Report

Accident #135136
State Police #11-06892
Accident Date2011-11-05
Report Date 2011-11-07
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
Ethylene42mControl valveNONOYES15.0 pounds
1,3-Butadiene42mcontrol valveNONOYES1.0 pounds
Highly Reactive Volatile Organic Compounds42mcontrol valveNONOYES16.0 pounds
Nitrogen Oxide42mcontrol valveNOYESYES8.0 pounds
Benzene42mcontrol valveNONOYES1.0 pounds

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Equipment Failure

Control valve malfunctioned releasing several materials into the air. Released to the flare after control valve malfunctioned.

Discharge Preventable - No

Notes/Remedial Actions

No reportable quantities were exceeded.