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Energy & environment · 08/02/2023

EPA Proposes Allegheny County, PA Attainment of 2012 Fine Particulate Matter Standard

The Environmental Protection Agency (EPA) is proposing that the Allegheny County, Pennsylvania nonattainment area has met the 2012 annual fine particulate matter standard by the December 31, 2021 deadline, based on ambient air monitoring data.

Original source language: Federal Register — Environmental Protection AgencyOpen original release →

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