Final Rule: Determinations of Attainment by the Attainment Date, Extensions of the Attainment Date, and Reclassification of Areas Classified as Marginal for the 2015 Ozone National Ambient Air Quality Standards, 87 FR 60897, October 7, 2022
RulemakingSupporting & Related MaterialEPA-HQ-OAR-2025-0201-0004
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- Posted
- Jun 12, 2026
- Agency
- Environmental Protection Agency (EPA)
