Officials said the explosion killed one person and injured 10 people on Monday at a U.S. steel plant outside Pittsburgh, Pennsylvania.
For another person not rubble, a major search and rescue operation is continuing.
Officials said they still don’t know the cause of the explosion and asked locals to close windows in the area’s smoke.
The plant is the largest focus action in North America, located about 15 miles (24 kilometers) south of Pittsburgh.
Gov. Josh Shapiro posted on social media that the state’s emergency management services and police have been deployed to the plant.
U.S. Senator John Fetterman wrote on X that he was also on the scene, witnessing “active search and rescue and rescue.”
The plant is the main producer of Coke, Coke, a coal fuel used in steel production. According to US Steel, about 1,300 employees work at the facility.
David B Burritt, president and CEO of Steel, said in a statement that the company “works closely with relevant authorities to investigate the cause of the incident.”
Later, he told reporters at a press conference that the factory was “stable”, but “it was still an active investigation.”
“It’s just a miserable day for Claireton,” Mayor Richard Lattanzi told the BBC’s U.S. news partner CBS.
Claireton Coca-Cola’s work has been plagued by pollution problems throughout history, and has had to pay millions of dollars in fines, fines and settlements in recent years.
The owner of the plant, U.S. Steel, was fined nearly $2 million (£1.5 million) last year. Allegheny County Health Department (ACHD) A roasted oven for handling and equipment issues.
ACHD also fined $2.2 million in 2023 because it exceeded Pennsylvania standards for hydrogen sulfide emissions from Claireton’s plant and ordered them to provide officials with plans to comply with state standards.
In 2022, Pennsylvania health officials fined U.S. steel $4.7 million after discovering the plant did not use pollution control devices to push its coke.

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