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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #78760
State Police #05-02915
Accident Date2005-05-02
Report Date 2005-05-10
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
Sulfur Dioxide1h 5mK7702 Cat Feed HydrotreaterNOYESNO856.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Equipment Failure

Cat Feed Hydrotreater make-up compressor automatically shut down due to thermal overload. The shutdown caused excess acid gas loading at the refinery Sulfur Recovery Unit (SRU) which lead to increased Sulfur Dioxide emission from the SRU Thermal Oxidizer (THOX)

Discharge Preventable - No

Notes/Remedial Actions

K7702 was restarted and SRU and CFHT operations were stabilized and efforts were made to reduce SRU THOX Sulfur Dioxide concentrations