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ExxonMobil Refinery (2638), Baton Rouge
LDEQ Accident Report
| Accident # | 94172 |
| State Police # | 07-00908 |
| Accident Date | 2007-02-23 |
| Report Date | 2007-03-02 |
| 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 |
| Sulfur Dioxide | 6h 40m | Exchanger leak | NO | YES | NO | 14,881.0 pounds |
| Nitric Oxide | 6h 40m | Exchanger leak | NO | YES | NO | 247.0 pounds |
| Nitrogen Dioxide | 6h 40m | Exchanger leak | NO | YES | YES | 34.0 pounds |
| Methane | 6h 40m | Exchanger leak | YES | NO | YES | 297.0 pounds |
| Hydrogen Sulfide | 6h 40m | Exchanger leak | NO | NO | NO | 39.0 pounds |
| Hydrogen | 6h 40m | Exchanger leak | NO | NO | NO | 77.0 pounds |
| Ethane | 6h 40m | Exchanger leak | NO | NO | YES | 126.0 pounds |
| Propane | 6h 40m | Exchanger leak | NO | NO | YES | 152.0 pounds |
| Butene | 6h 40m | Exchanger leak | NO | NO | YES | 312.0 pounds |
| Butane | 6h 40m | Exchanger leak | NO | NO | YES | 32.0 pounds |
| Propylene | 6h 40m | Exchanger leak | NO | NO | YES | 255.0 pounds |
| n-Butane | 6h 40m | Exchanger leak | NO | NO | NO | 48.0 pounds |
Accident Classified As:
Cause of Problem: Corrosion
underdeposit corrosion
Discharge Preventable - No
Notes/Remedial Actions
Leaking exchangers were removed from service. The metallurgy of the exchangers is being evaluated for upgrading.
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