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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #121405
State Police #10-00761
Accident Date2010-02-09
Report Date 2010-02-11
Follow-up Date 0000-00-00
Follow-up: No

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Hydrogen Sulfide3h 30mUnit 32 Stripper - Bleeder valveNONONO24.0 pounds

Accident Classified As:

Cause of Problem: Under Investigation

Unit 5 coker sent a hydrogen sulfide emission to unit 33 sour water tank due to 3/4" bleeder valve being left open during the steaming out of Unit 32 Stripper.

Discharge Preventable - Under Investigation

Notes/Remedial Actions

BRQ. Refiney letter states that no reportable quantities were exceeded. Hot zone set up around the unit to prevent exposure to workers; report states "no known offsite impacts associated with the incident."