Valero Energy has reported a process upset involving a hydrocracker at its 435,000 b/d refinery in Port Arthur, Texas.
The upset in Hydrocracking Unit 943 began at 8 p.m. CT Sunday and continued into Monday morning, the company said in a Monday filing with the Texas Commission on Environmental Quality.
Valero said the incident led to a leaking valve bonnet in the unit and emissions.
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--Reporting by Steve Cronin, scronin@opisnet.com; Editing by Jeff Barber, jbarber@opisnet.com
(END) Dow Jones Newswires
August 19, 2025 11:13 ET (15:13 GMT)
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