The release was reported at about 4:30 p.m. local time yesterday, said Deborah Fries, a spokeswoman with the Pennsylvania Department of Environmental Regulation.
“Sunoco did not state that the unit was or was going to be shut down,” she said in an e-mail today.
Outages can increase prices for refined products as companies turn to spot markets to help them meet supply contracts. Operational disruptions can also depress prices for crude oil as less feedstock is used.
Thomas Golembeski, a company spokesman, didn’t immediately return an e-mail seeking comment.
The plant can process 194,000 barrels of oil a day, according to data compiled by Bloomberg.
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