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Marathon Ashland Petroleum (3165), Garyville
LDEQ Accident Report
| Accident # | 137197 |
| State Police # | 12-00895 |
| Accident Date | 2012-02-15 |
| Report Date | 2012-02-21 |
| 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 |
| Volatile Organic Compounds (VOCs) | 10m | Unit 59 South Flare | NO | NO | YES | 4.8 pounds |
| Nitrogen Dioxide | 10m | Unit 59 South Flare | NO | YES | YES | 0.9 pounds |
| Carbon Monoxide | 10m | Unit 59 South Flare | NO | YES | NO | 4.7 pounds |
| Particulate Matter 10 | 10m | Unit 59 South Flare | NO | YES | NO | 0.1 pounds |
| Particulate Matter 2.5 | 10m | Unit 59 South Flare | NO | YES | NO | 0.1 pounds |
| Highly Reactive Volatile Organic Compounds (HRVOCs) | 10m | Unit 59 South Flare | NO | NO | NO | BRQ |
Accident Classified As: Below Reportable Quantity (BRQ)
Cause of Problem: Power Failure
A compressor in Unit 12 (Platformer) experienced a loss of power which caused the compressor to shut down and pressure up. A pressure relief valve opened on the compressor and caused hydrogen to be routed to the South Flare.
Discharge Preventable - Under Investigation
Notes/Remedial Actions
Operations restarted the compressor and returned to normal operations. The incident investigation will result in recommendation items designed to prevent the recurrence of this event. There were no known off-site impacts.
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