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Motiva Enterprises (1406), Norco

LDEQ Accident Report

Accident #124245
State Police #10-03338
Accident Date2010-06-16
Report Date 2010-06-23
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 Dioxide1hFLARE: DHT Unit; OL-5 Flare (FE-101)NOYESNO91.8 pounds
Carbon Monoxide1hFLARE: DHT Unit; OL-5 Flare (FE-101)NOYESNO8.8 pounds
Nitrogen Oxide1hFLARE: DHT Unit; OL-5 Flare (FE-101)NOYESYES1.6 pounds
Volatile Organic Compounds (VOCs)1hFLARE: DHT Unit; OL-5 Flare (FE-101)NONOYES2.5
Particulate Matter1hFLARE: DHT Unit; OL-5 Flare (FE-101)NOYESNO0.3 pounds

Accident Classified As:

Cause of Problem: Weather

Power outage from inclement weather caused a compressor on Motiva's Diesel Hydrotreater Unit (DHT) to trip releasing sulfur dioxide from the OL-5 Flare at Shell Chemical. Shared flaring incident with SHELL CHEMICAL LP.

Discharge Preventable - No

Report states that the incident was not preventable. "The incident was a result of lightening from inclement weather in the area."

Notes/Remedial Actions

BRQ. Report states that incident was BRQ but permit limit for SO2 was exceeded. Entergy was called to make repairs and "operations took corrective actions to safely return unit to normal conditions and minimize flaring."