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|Pollutant||Duration||Point Source||Greenhouse Gas||Criteria Pollutant||Ozone forming chemical||Amount of Release|
|Volatile Organic Compounds (VOCs)||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||YES||924.5 pounds|
|Nitric Oxide||13 h||Crude Unit Flare and FCCU Unit Flare||NO||YES||NO||104.4 pounds|
|Carbon Monoxide||13 h||Crude Unit Flare and FCCU Unit Flare||NO||YES||NO||446.9 pounds|
|Sulfur Dioxide||13 h||Crude Unit Flare and FCCU Unit Flare||NO||YES||NO||455.6 pounds|
|Hydrogen Sulfide||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||NO||4.9 pounds|
|Hexane||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||NO||48.2 pounds|
|Ethylene||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||YES||50.6 pounds|
|Propylene||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||YES||171.6 pounds|
|1,3-Butadiene||13 h||Crude Unit Flare and FCCU Unit Flare||NO||NO||YES|
Accident Classified As: Below Reportable Quantity (BRQ)
Extreme cold front moving through area with heavy rains and "tomadic" winds. Power trip upset that resulted in unusual flaring. During severe weather and winds, power feeding the plant from the utility company tripped off, shutting down the entire refinery.
No information Given.
Safety reliefs vented to the flares as designed to control the upset. Permit limits were exceeded, but no reportable quantities were released. Flares smoked for approximately 5 minutes in compliance with Title V permit conditions.