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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #91727
State Police #06-06709
Accident Date2006-10-29
Report Date 2006-11-03
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
Nitrogen Oxide0 h 38 mAE-AOA-05-0109 EPN 28NOYESYES24.0 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

mechanical failure in the check valve servicing the K-7702 Compressor. Make-up Discharge Check Valve mechanically failed and allowed the system to pressure back into the compressor. The resulting surge in pressure to the compressor caused the pressure safety valve on the first and second stage to relieve.

Discharge Preventable - No

Notes/Remedial Actions

PSV was isolated until it rescated and lined back up to the compressor. During the next turnaround on the CFHT or shutdown, the valve for the K-7702 compressor will be replaced.