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Valero (26003), Norco

Releases of F038 Hazardous Waste

LDEQ Accident Number
Accident Date		 Point Source(s) Notes Amount of Release
121517

2010-01-31		West Plant oil sump
Cause: Separation sludge released from oil/water separator in the West Plant--oil sump overflowed. "Petroleum Refinery Float," RCRA code F038, Hazardous Waste.

Followup: No

Notes: RQ. Vacuum trucks mobilized to pump down overflowing sump and recover visible material. Booms & pads placed around spill, pumps upstream shut off, sump closed & barricaded after cleanup, contaminated soil scraped down (about top 2"). Incident communicated to affected personnel; prevent unauthorized access to control systems; level indication for sump updated from mechanical to radar type; add impervious secondary containment area around sump; evaluate other oily sewer containment systems for mitigation of overflows.		1,300.0 gallons