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Motiva Enterprises (2719), Convent
LDEQ Accident Report
| Accident # | 145421 |
| State Police # | 12-07910 |
| Accident Date | 2012-12-17 |
| Report Date | 2012-12-20 |
| 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 | 22m | Sulfur Recovery Unit No. 3 (SRU-3) incinerator stack | NO | YES | NO | BRQ |
Accident Classified As: Below Reportable Quantity (BRQ)
Cause of Problem: Maintenance/Procedures
On December 17, 2012, Motiva Entersprises, LLC Convent Refinery (Motiva) reported a potential sulfur dioxide (SO2) release which occurred at the facility due to a regulator malfunction while shutting down Sulfur Recovery Unit No. 3 (SRU-3) for maintenance. The malfunction caused the downstream Tail Gas Treatment Unit No. 3 (TGTU-3) to be bypassed resulting in SO2 emissions from the incinerator stack. The material released to the air did go offsite according to the facility's verbal report.
Discharge Preventable - No Information Given
Notes/Remedial Actions
The incident was initially reported as a potential exceedance of the 500-lb Reportable Quantity (RQ) for sulfur dioxide (SO2). However, after further calculation, the total sulfur dioxide emissions from this incident were not above the reportable quantity.
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