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Valero (26003), Norco
LDEQ Accident Report
| Accident # | 113868 |
| State Police # | 09-0987 |
| Accident Date | 2009-04-01 |
| Report Date | 2009-04-08 |
| 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 | 30m | Flare No. 1, Flare No. 2 | NO | YES | NO |
Accident Classified As:
Cause of Problem: Power Failure
Power outage due to instrumentation control processors in MSCCU and Alky units. As a result, these units were upset and relieved to the Flares. Power was restored and units brought back on line.
Discharge Preventable - Under Investigation
Will report when investigation complete.
Notes/Remedial Actions
Once power was restored, Valero operations moved quickly to return to stable operating conditions. Limits for Sulfur Dioxide were exceeded, but no information on quantity was given.
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