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Marathon Ashland Petroleum (3165), Garyville

LDEQ Accident Report

Accident #105380
State Police #08-02582
Accident Date2008-05-05
Report Date 2008-05-09
Follow-up Date 0000-00-00
Follow-up: 

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Highly Reactive Volatile Organic Compounds (HRVOCs)0h 25 mSouth Flare (EQT 160 / EIQ 69-74)NONONO0.8 pounds
Propane0h 25 mSouth Flare (EQT 160 / EIQ 69-74)NONOYES167.0 pounds
Ethane0h 25 mSouth Flare (EQT 160 / EIQ 69-74)NONOYES0.6 pounds
Nitrogen0h 25 mSouth Flare (EQT 160 / EIQ 69-74)NONONO34.1 pounds
Carbon Monoxide0h 25 mSouth Flare (EQT 160 / EIQ 69-74)NOYESNO185.7 pounds

Accident Classified As:

Cause of Problem: Piping or Tubing

Pinhole leak discovered in overhead propane line in Unit 22. Line was depressurized to flare.

Discharge Preventable - No

Notes/Remedial Actions

Blocked in line and depressured to South Flare. Incident under investigation.