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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #80533
State Police #05-04744
Accident Date2005-07-15
Report Date 2005-07-22
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
Nitric Oxide12h 25mCat feed hyrdrotreater unit problem caused release to the No. 2 FlareNOYESNO127.0 pounds
Nitrogen Dioxide12h 25mCat feed hyrdrotreater unit problem caused release to the No. 2 FlareNOYESYES14.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Piping or Tubing

Cat feed hydrotreater (CFHT) developed a leak due to a failure in the piping. The unit was shut down in order to eliminate the lead and safely conduct repairs. Vented through flare 2

Discharge Preventable - No

Notes/Remedial Actions

Cat Feed hydrotreater (CFHT) was shut down and hydrogen and process gas vented to the refinery flare system. Operations were conducted in order to minimize emissions while maintaining a safe and orderly shutdown and restart of the CFHT. Chalmette Refinery rescinded its notifications of both gas oil and sulfur dioxide, stating that there was not a reportable amount of gas oil spilled on the concrete slab, and also that 0 lbs of sulfur dioxide was released.