2020-12074: 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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The Environmental Protection Agency (EPA) is proposing a determination of attainment by the attainment date for the 2006 24-hour fine particulate matter (PM<INF>2.5</INF>) Salt Lake City, Utah (Salt Lake City) and Provo, Utah (Provo) Serious nonattainment areas (NAAs). The determination is based upon quality-assured, quality-controlled and certified ambient air monitoring data showing that the area has attained the 2006 24-hour PM<INF>2.5</INF> National Ambient Air Quality Standards (NAAQS) based on the 2017-2019 data available in the EPA's Air Quality System (AQS) database.
The agency’s own summary, as published.
What this changes
Amends 1 part of the Code of Federal Regulations — the standing rules this notice rewrites.
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