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Accident # | 137502 & 137503 |
State Police # | No Information Given |
Accident Date | 2012-02-27 |
Report Date | 2012-03-01 |
Follow-up Date | 0000-00-00 |
Follow-up: | No |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Sulfur Dioxide | No Information Given | No Information Given | NO | YES | NO | 11,583.0 pounds |
Accident Classified As: Reportable Quantity
On 2/27/12 Calumet self reported a sulfur dioxide release around 5:00 am. A site visit was conducted on 2/28/12 with report of release of sulfur dioxide on 2/28/12. SRU, Dinowave, and Thermoxidixer units down. An estimated 1100 lbs of sulfur dioxide was released. Calculations pending. Air monitoring conducted on 2/28/12 with no hazardous detection of sulfur dioxide. The fuel gas system's H2S contents had increased to a point where the refinery exceeded 500 lb/day limit for SO2 through the heaters and boilers systems from February 27-29. Caused by emergency shutdown in the No. 1 Hydrogen Unit for safety concerns.
No Information Given
The total emissions of SO2 for the three days were as follows: 1775, 6169, and 3639. These estimates are based on the operator samples and flow meter data.
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