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Motiva Enterprises (1406), Norco

LDEQ Accident Report

Accident #144546
State Police #12-07326
Accident Date2012-11-09
Report Date 2012-11-15
Follow-up Date 2012-12-10
Follow-up: Yes

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Butadiene2d 4h 20mIsolation valves on the Finished Butadiene pipeline from sphere S-416 to the Finished Butadiene metering skidNONOYESBRQ

Accident Classified As: Below Reportable Quantity (BRQ)

Cause of Problem: Seal or Gasket

At 11:40 on November 9, 2012 Logistics operations was inventorying the Finished Butadiene pipeline from sphere S-416 to the Finished Butadiene metering skid. The operator noticed that the two isolation valves were leaking vapor from the upper portion of the valves. No liquid or ice formation occurred as a result of the leak.

Discharge Preventable - No Information Given

Notes/Remedial Actions

The system was isolated and depressured. Nitrogen was introduced and the piping was decontaminated. The Butadiene leak stopped at 13:00 hours on November 9, 2012. The valves were rebuilt and re installed. The system was pressure tested then returned to full service on November 11, 2012. No mention of any pounds or gallons.