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Valero (26003), Norco

LDEQ Accident Report

Accident #119782
State Police #093859
Accident Date2009-12-01
Report Date 2009-12-12
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
F037 Hazardous Waste1 hourWest Plant process pump adjacentNONONO42.0 gallons

Accident Classified As:

Cause of Problem: Weather

West Plant process pump adjacent to the coker was overflowing. Prior to the incident, approximately 3.30 inches of precipitation was received in the area on the day of 12/01/09.

Discharge Preventable - Under Investigation

Determination of whether or not it was preventable is still under investigation.

Notes/Remedial Actions

Vacuum trucks and oil booms were mobilized to clean up and contain the overflowing sump. Pumps upstream of the overflowing pump were shut-off to allow time to bring the process back under control. After the sump was pumped down to a normal operating level, and all visible oil was vacuumed off the soil and fill, operations closed the sump and barricaded off the area