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CITGO Petroleum (1250), Lake Charles

LDEQ Accident Report

Accident #81140
State Police #05-05366
Accident Date2005-08-11
Report Date 2005-08-17
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
Flammable Gas20mTank 521NONOYES1,248.0 pounds

Accident Classified As: Reportable Quantity

Cause of Problem: Process Upset

The light ends caused the tank to pressure up to above the set pressures of the control valve

Discharge Preventable - No

Notes/Remedial Actions

The release was a mix of propane, butane and butylenes. There is a possibility that the PSV relieved prematurely. It has been pulled out of service and sent for testing.