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Valero (26003), Norco

LDEQ Accident Report

Accident #151623
PDF AvailablePDF
State Police #13-04562
Accident Date2013-10-14
Report Date 2013-10-18
Follow-up Date 0000-00-00

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Sulfur DioxideNo information given1600 Sulfur Recovery UnitNOYESNO49.2 pounds
Hydrogen SulfideNo information given1600 Sulfur Recovery UnitNONONO0.3 pounds

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Equipment Failure

On Monday October 14, 2013, at approximately 14:15 hrs, we made notification that we potentially exceeded a reportable quantity for sulfur dioxide due to a malfunction of the 1600 sulfur recovery unit (SRU). After further investigation, we have determined that no reportable quantity has been exceed resulting from this incident.

Discharge Preventable - No Information Given

Notes/Remedial Actions

Air monitoring conducted with the refinery and along the fence line of the refinery downwind of the prevailing wind direction revealed no appreciable SO2 concentrations (0 ppmv SO2). Report states that excess emissions will be captured in a future Title V report.