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Marathon Ashland Petroleum (3165), Garyville

Releases of iC4

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

North Flare (EIQ No. 83-74)
Cause: The Unit 42 boiler was inadvertently tripped, along with the air compressor, which caused an upset condition at the Unit 26-FCCU. During start-up of the unit, the Debutanizer overpressurized and vented to the North Flare.

Followup: Yes

Notes: "Operations personnel took all actions possible to minimize emissions."
28.9 pounds