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Accident # | 114733 |
State Police # | 09-02244 |
Accident Date | 2009-05-07 |
Report Date | 2009-05-14 |
Follow-up Date | 2009-05-11 |
Follow-up: | Yes |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Nitrogen Oxide | 7h | bypass stack | NO | YES | YES | 5,819.0 pounds |
Flammable Vapor | 7h | bypass stack | NO | NO | YES | 23,643.0 pounds |
Sulfur Dioxide | 7h | bypass stack | NO | YES | NO | 115,215.0 pounds |
Accident Classified As: Reportable Quantity
The Wet Gas Scrubber had a malfunction which led to failure of an expansion joining at CO Furnace, F-301. The malfunction required venting of PCLA 2 and 3 to bypass stacks and shutdown of Wet Gas Scrubber.
This incident was caused by an unexpected malfunction of wet Gas Scrubber nozzle.
This incident exceeded RQs. PCLA-3 vented to bypass stack until shutdown was completed. All of the Wet Gas Scrubber nozzles were replaced. Root cause is under investigation.
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