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ExxonMobil Chemical Plant (286), Baton Rouge

LDEQ Accident Report

Accident #133598
State Police #11-05380
Accident Date2011-09-01
Report Date 2011-09-07
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
1,3-Butadiene1h 6 mvent tanks 8 & 9NONOYES2.0 pounds
Benzene1h 6 mvent tanks 8 & 9NONOYES3.0 pounds
Nitrogen1h 6mvent tanks 8 & 9NONONO585.0 pounds

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Process Upset

Pressure vacuum vent on a tank released to atmosphere.

Discharge Preventable - No Information Given

Notes/Remedial Actions

The release was located at Tanks 8 & 9. Approximately 649 pounds of total vapor were released.