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Valero (1238), Meraux
LDEQ Accident Report
| Accident # | 99713 |
| State Police # | 07-05752 |
| Accident Date | 2007-09-24 |
| Report Date | 2007-10-02 |
| Follow-up Date | 0000-00-00 |
| Follow-up: | No Information Provided |
Pollutants Released
| Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
| Sulfur Dioxide | No Information Given | FLARE - Malfunction of Air Products Gas Oxygen Compressor / North Flare | NO | YES | NO | 25.0 pounds |
Accident Classified As:
Cause of Problem: Process Upset
a release to the North Flare in which process safety valve intermittently relieved pressure from the Area 6 Rich Amine Flash Drum. The unit was upset due to low hydrogen purity from Air Products due to a malfunction of their Gas/Oxygen Compressor.
Discharge Preventable -
Notes/Remedial Actions
In Murphy's report, they acknowledges that the Area 6 Rich Amine Flash Drum has been involved in two recent events - 8/23 and 9/10 but that improved monitoring systems have enabled MOUSA to more accurately estimated emissions. NOTE - the LDEQ report, which was made my Murphy, states that a hydrogen supply problem to the refinery and an faulty flow meter (which was replaced) were the causes of the release
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