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Valero (1238), Meraux

LDEQ Accident Report

Accident #101183
State Police #07-06859
Accident Date2007-11-09
Report Date 2008-04-16
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
Slop OilNo Information GivenVacuum Truck - slop oil was spilled to unpaved ground water at the wastewater treatment sludge processing area.NONONO84.0 gallons

Accident Classified As:

Cause of Problem: Equipment Failure

incident occurred as a result of a faulty check valve - debris located in the suction valve seat allowed the valve to stay open when it should have been closed. When the tank pressurized, contents were blown out of the suction side of the system. The operator failed to ensure that the suction system was clean and operating properly before pressurizing the tank

Discharge Preventable -

Notes/Remedial Actions

This was a self-report from Murphy to LDEQ and they also followed up with written notice of the incident. The slop oil spill was to unpaved ground at the wastewater treatment sludge processing area. A vacuum truck driver loaded the slop oil from Tank 5-3 and proceeded to offload at the processing area releasing the material onto the ground. The spill impacted an area of approx. 30 feet by 50 feet and was contained in this one area. Murphy immediately responded by recovering approx. 85% of theliquids with vacuum trucks. The next morning, Murphy scraped up all visibly contaminated soil (approx. 3 cubic yards) for disposal at Waste Management's Woodside Landfill in Walker, LA. NOTE: The operator failed to ensure that the suction syste