Summary
Armstrong County had more chemicals tied to lung damage released into its air in 2004 than any other county in the nation except one, according to a report by an environmental advocacy group.
In the top 60 in the respiratory category were Indiana County at No. 16, York County at No. 32, Greene County at No. 39, Montour County at No. 54 and Allegheny County at No. 58.See the full content of this document
Extract
4 Counties in Western Pa. Among Worst for Toxic Chemicals in Air
Jefferson County, ...
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