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Marathon Ashland Petroleum (3165), Garyville
LDEQ Accident Report
| Accident # | 80326 |
| State Police # | 05-04485 |
| Accident Date | 2005-07-06 |
| Report Date | 2005-07-11 |
| Follow-up Date | 0000-00-00 |
| Follow-up: | Yes |
Pollutants Released
| Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
| Ethane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 0.2 pounds |
| Propane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 111.3 pounds |
| Propylene | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 523.9 pounds |
| Butane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 0.9 pounds |
| n-Butane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | NO | 52.4 pounds |
| Isobutane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 0.3 pounds |
| Pentane | 8 h 30 m | UTLX Railcar No. 910150 | NO | NO | YES | 0.6 pounds |
Accident Classified As:
Cause of Problem: Equipment Failure
There was a leak in the sample valve of UTLX Railcar No. 910150.
Discharge Preventable - No
Notes/Remedial Actions
The MAP technician who discovered the leak attempted to tighten the valve but this just led to valve remaining open and inoperable. This event is currently under investigation. Water was sprayed on the railcar.
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