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Motiva Enterprises (1406), Norco

Releases of Butene

LDEQ Accident Number
Accident Date
Point Source(s) Notes Amount of Release


Cause: On December 30, 2012, Motiva's Residual Catalytic Cracking Unit (RCCU) experienced a process upset. The upset led to the opening of a pressure relief valve and flaring at the RCCU Flare.

Followup: No

Notes: The pressure transmitter that caused the problem last night has been repaired. Butene and Nitrogen Oxides are reported as being flared; quantities currently unknown. Motiva will release the quantities in their 60 day letter.