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Marathon Ashland Petroleum (3165), Garyville
LDEQ Accident Report
| Accident # | 128662 |
| State Police # | 11-00311 |
| Accident Date | 2011-01-18 |
| Report Date | 2011-01-25 |
| 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 |
| Highly Reactive Volatile Organic Compounds (HRVOCs) | 8h | Unit 233 Sour Water Tank | NO | NO | NO | 2,315.0 pounds |
| Volatile Organic Compounds (VOCs) | 8h | Unit 233 Sour Water Tank | NO | NO | YES | 11,844.0 pounds |
Accident Classified As:
Cause of Problem: No Information Given
DEQ/ADQ Emergency Occurrence Notification Form states that no root cause is known and is undergoing investigation. However, fuel gas was discovered to be venting through the Sour Water Tank in Unit 233, the sour water stripper.
Discharge Preventable - Under Investigation
Notes/Remedial Actions
A perimeter was established around the tank. Personnel were kept out of the cordoned-off area. When it was determined that a gas stream was lined up to the tank, the line was closed. Future recurrence of the event will be prevented after analyzing the root cause investigation.
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