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Valero (26003), Norco

LDEQ Accident Report

Accident #76182
State Police #05-00281
Accident Date2005-01-13
Report Date 0000-00-00
Follow-up Date 0000-00-00
Follow-up: Yes

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Sulfur Dioxide1 h 0 mNo Information GivenNOYESNO12,800.0 pounds
Carbon Monoxide1 h 0 mNo Information GivenNOYESNOBRQ
Volatile Organic Compounds (VOCs)1 h 0 mNo Information GivenNONOYESBRQ
Nitrous Oxide1 h 0 mNo Information GivenYESYESYESBRQ

Accident Classified As:

Cause of Problem: Other

Loss of steam caused by a lack of water from the boiler water feed pumps. Pump suctions were plugged. Yarway valves were worn and were by passing more water to the pump suction drum than expected. Both resulting in low water flow to the boilers.

Discharge Preventable - Yes

Notes/Remedial Actions

NO original incident report in this file. Instituted additional procedures to require personnel to measure pump suction pressure during routine rounds to determine whether or not the pump suction is plugged. Added procedures to monitor the discharge pressure of the Yarway valves to ensure proper operation. INstalled an alarm ont he control valve to indicate for low water discharge. conditions. There was