Flint Hills Resources reported a benzene and butadiene leak late Tuesday at its olefins plant in Port Arthur, Texas, the company said in a filing with the National Response Center.
According to the filing, 325 pounds of butadiene and 268 pounds of benzene was released into the atmosphere. The report also stated there was an equipment failure that caused the leak and that it has been secured.
Flint Hills has capacity to produce nearly 1.4 billion lb/year of ethylene and 700 million lb/year of chemical-grade propylene at this location.
US spot benzene was last assessed Tuesday at $4.28/gal ($1,279.72/mt) US Gulf Coast.
US spot butadiene is assessed weekly on Fridays and was last priced at 44 cents/lb ($970.02/mt) CIF USG.