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ExxonMobil Refinery (2638), Baton Rouge
LDEQ Accident Report
| Accident # | 103871 |
| State Police # | No Information Given |
| Accident Date | 2008-03-12 |
| Report Date | 2008-03-13 |
| 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 |
| Nitrogen Oxide | 23h 22m | FCCU Stack | NO | YES | YES |
Accident Classified As: No Information Given
Cause of Problem: Process Upset
The FCCU stack was experiencing a spike in Nitrogen oxide emissions and to keep it in compliance they had to increase the ammonia injection for nitrogen oxide control. This had been going on for the past 2 days and possible excess ammonia i forming ammoniaum sulfate which might have caused the opacity problem.
Discharge Preventable - No Information Given
Notes/Remedial Actions
A complaint was made about the excess particulate emissions from the calcraker scrubber stack as evidenced by opacity for the past couple of days. ExxonMobil Refinery state that they were not aware of any operational problems. On 3/12 they informed the LDEQ about the FCCU stack and that this had been going on for the past 2 days. The scrubber stack will undergo internal repairs and will be retested son. The stack test was to be conducted with the normal ammonia injection for nitrogen oxide control.
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