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Shell Chemical East (26336), Norco

LDEQ Accident Report

Accident #141436
State Police #12-04744
Accident Date2012-07-22
Report Date 2012-09-19
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
Benzene12h 15mGO-1 Process Unit tankNONOYESBRQ

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Human Factors

On July 22, 2012 GO-1 operators were in the process of draining the water layer from a tank to the oil water separator. During this process the tank level got low enough to allow a fuel oil layer to drain from the tank into the main conveyance system. This caused a release of benzene.

Discharge Preventable - No Information Given

Notes/Remedial Actions

The fuel oil was recovered and the system returned to normal. No reportable quantities were exceeded. The report was submitted more than 7 days after the incident and verbal notification.