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Valero (26003), Norco
LDEQ Accident Report
| Accident # | 87975 |
| State Police # | 06-03123 |
| Accident Date | 2006-05-19 |
| Report Date | 2006-05-26 |
| Follow-up Date | 0000-00-00 |
| Follow-up: | Yes |
Pollutants Released
| Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
| Sulfur Dioxide | 0 h 50 m | Coker wet gas compressor trip from high level in the interstage drum | NO | YES | NO | 5,600.0 pounds |
Accident Classified As:
Cause of Problem: Process Upset
Wet gas compressor tripped due to a high level in the suction drum Gas processed by the compressor was directed to the refinery flare system
Discharge Preventable -
Notes/Remedial Actions
SO2 released from flares and dispersed. Emissions were minimized by cutting coker charge rates, emptying the liquid level to the interstage drum, and restarting the coker WGC. Flaring of gases stopped upon startup of the coker WGC.
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