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Valero (26003), Norco

Releases of o-Xylene

LDEQ Accident Number
Accident Date		 Point Source(s) Notes Amount of Release
120151

2009-12-13		tank T-04-32
Cause: Due to heavy rains falling onto tank T-04-32 (sour water tank, EQT 099), the tank's external floating roof became imbalanced and began to tilt. This allowed hydrocarbon material to seep onto the rooftop.

Followup: No

Notes: A vapor suppressing foam blanket was applied to reduce the evaporation of hydrocarbons.		217.0 pounds
122782

2010-04-14		Oily Wastewater Sewer Line
Cause: Refinery letter states a leak occurred in the underground oily wastewater sewer line in the crude unit.

Followup: No

Notes: Further remedial action was conducted in the area to properly dispose of all contaminated soil and fill material. Samples will be taken to ensure a proper clean-up. Less than .0001 lbs of CYANIDE were also released.		0.0 pounds