Regulation & law · 09/10/2020
EPA Updates Ozone National Ambient Air Quality Standards for Areas That Attained by 2019 Attainment Date
The Environmental Protection Agency (EPA) is updating its regulations to confirm that nine areas in four states met the revoked 1997 8-hour ozone National Ambient Air Quality Standards by their respective deadlines, thereby avoiding potential penalties.
Original source language: Federal Register — All DocumentsOpen original release →
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