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Marathon Ashland Petroleum (3165), Garyville
LDEQ Accident Report
| Accident # | 151755 |
| tate Police # | N/A |
| Accident Date | 2013-10-21 |
| Report Date | 2013-10-25 |
| 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 |
| Benzene | NO | NO | YES | BRQ | ||
| Toluene | NO | NO | NO | BRQ | ||
| Ethylbenzene | NO | NO | YES | BRQ | ||
| Xylene | NO | NO | NO | BRQ | ||
| 2-methylnaphthalene | NO | NO | NO | BRQ | ||
| Anthracene | NO | NO | NO | BRQ | ||
| Fluoranthene | NO | NO | NO | BRQ | ||
| Napthalene | NO | NO | YES | BRQ | ||
| Phenanthrene | NO | NO | NO | BRQ | ||
| Hydrocarbon | NO | NO | YES | BRQ |
Accident Classified As: No Information Given
Cause of Problem: No Information Given
During an excavation in the refinery's crude unit on October 21 at 16:44 hours, hydrocarbon impacted soil was discovered adjacent to an underground pump out line. The line was previously used to deinventory the unit for maintenance activities but was decommissioned prior to 2000. Samples were taken and analyzed for various pollutants. Amounts of several hydrocarbons (2-Methylnapthalene, Napthalene, Benzo(a)pyrene, Dibenz(a,h)anthracene and Aromatics>C10-C12) in at least one of the samples exceeded standards put in place Louisiana Risk Evaluation/Corrective Action Program.
Discharge Preventable - Yes
The impacted soil was removed as part of the planned excavation and recovered for proper disposal.
Notes/Remedial Actions
A work plan is currently being developed to determine the area of contamination. Report does not indicate if additional excavation and soil disposal is planned.
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