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Réglementation et droit · 17/11/20201 min de lecture
Determination of Attainment by the Attainment Date for the Salt Lake City, Utah and Provo, Utah 2006 24-Hour PM2.5 Nonattainment Areas
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Résumé
The Environmental Protection Agency (EPA) has determined that the Salt Lake City, Utah and Provo, Utah Serious nonattainment areas (NAAs) attained the 2006 24-hour fine particulate matter (PM 2.5 ) National Ambient Air Quality Standards (NAAQS) by the December 31, 2019 "Serious" area attainment date. The determination is based on quality-assured, quality-controlled and certified ambient air quality monitoring data from 2017 through 2019, available in the EPA's Air Quality System (AQS) database.
Langue originale de la source: Federal Register — All DocumentsOuvrir le communiqué original →