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Valero (1238), Meraux

LDEQ Accident Report

Accident #76189
State Police #05-0127
Accident Date2005-01-14
Report Date 2005-01-21
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 Dioxide3 Hrs 10 MSouth Flare - EPN # 3 - 77NOYESNO45,996.0 pounds
Sulfur Dioxide45 MSouth Flare - EPN # 3 - 77NOYESNO8,854.0 pounds
Sulfur Dioxide7 Hrs 30 M#3 Sulfur Recovery Unit IncineratorNOYESNO1,262.0 pounds
Sulfur Dioxide1 HrSouth Flare - EPN # 3 - 77NOYESNO759.0 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

in the #3 Sulfur Recovery Unit. There was a malfunction in the main air valve.

Discharge Preventable - No

Notes/Remedial Actions

There were two separate incidents in this one report (see the next row). The refinery is installing redundant equipment to upgrade reliability of air valve.