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Marathon Ashland Petroleum (3165), Garyville

Releases of Sodium Hydrochlorite

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

No Specific emission point associated with this spill
Cause: A 3/4 inch PVC hose fitting failed on the pump suction from the temporary sodium hydrochlorite tank/under investigation

Followup: No

Notes: Currently under investigation.
2,976.0 pounds

TANK - Tank 237-1905
Cause: The three inch chemical hose that connects two tanks had torn away from the valve at the east tank.

Followup: No

Notes: RQ. Refinery letter states that the reportable quantity for sodium hypochlorite was exceeded. The tank valves were closed to stop the leak and storm covers were used to stop the leak to the Storm Water Sewer at the northeast corner of the cooling towers. A precautionary sewer cover was put on a drain about 30 feet away to the west. A vacuum was used to remove bleach from the containment dike and surrounding area, and the outfall ditch (012) valves west of Warehouse M at Marathon Ave were closed; roads around the cooling tower were barricaded.
4,965.0 pounds