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In the last five years, U.S. Steel has paid more than $10 million in penalties for violations of the Clean Air Act at ...
Clairton, Pennsylvania was rocked Tuesday by an explosion at the U.S. Steel Clairton Coke Works. Clairton Mayor Richard ...
U.S. Steel says it believes a gas valve failure led to the explosion Monday morning at its Clairton Coke Works, in which two ...
Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...
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