Home Search Emissions Pollutants About the Database


Valero (26003), Norco

LDEQ Accident Report

Accident #92784
State Police #06-07641
Accident Date2006-12-20
Report Date 2006-12-28
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 Dioxide0 h 42 mTransformer T-2, millisecond catalytic cracking unitNOYESNOBRQ

Accident Classified As:

Cause of Problem: Equipment Failure

Transformer T-2, which supplies 480 volt power to certain pieces of equipment in the millisecond catalytic cracking unit (MSCCU), had an internal short circuit. This in turn caused unstable operations in the MSCCU resulting in flaring.

Discharge Preventable -

Notes/Remedial Actions

Restored power to the MSCCU and stabilized operations