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|State Police #||08-04909|
|Pollutant||Duration||Point Source||Greenhouse Gas||Criteria Pollutant||Ozone forming chemical||Amount of Release|
|Sulfur Dioxide||8 h 9 m||Boiler 801 (81F-801)||NO||YES||NO||75,172.0 pounds|
|Hydrogen Sulfide||8 h 9 m||Boiler No 2 (31F-802)||NO||NO||NO||292.0 pounds|
Accident Classified As: Reportable Quantity
loss of accurate level and flow info to the HGU's carbon recovery section resulted in a unit upset by the carrying of hydrocarbon material to the flare system for pressure relief
The level and pressure instrumentation malfunctions had not previously been experienced. Immediate and appropriate were taken by affected process units to address the situation and reduce environmental and operational impacts.
Motiva will review potential threats for the instrumentation to determine appropriate modifications or adjustments.