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Data / Federal rules / 2024-28851

Finding of Failure To Attain and Reclassification of an Area in Utah as Serious for the 2015 Ozone National Ambient Air Quality Standards

The Environmental Protection Agency published this final rule in the Federal Register on December 9, 2024. It took effect on January 8, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is determining that the Northern Wasatch Front, UT area failed to attain the 2015 ozone National Ambient Air Quality Standards (NAAQS) by the applicable attainment date. The effect of failing to attain by the applicable attainment date is that the area will be reclassified by operation of law to "Serious" nonattainment for the 2015 ozone NAAQS on, the effective date of this final rule. This action fulfills the EPA's obligation under the Clean Air Act (CAA) to determine whether ozone nonattainment areas attained the NAAQS by the Moderate area attainment date and to publish a document in the Federal Register identifying each area that is determined as having failed to attain and identifying the reclassification.

Key facts

Document number
2024-28851
Type
Final rule
Action
Final rule
Agency
Environmental Protection Agency
Published
December 9, 2024
Takes effect
January 8, 2025
Dates
This rule is effective January 8, 2025.
Docket
EPA-R08-OAR-2024-0552; FRL-12458-01-R8
Code of Federal Regulations
40 CFR 81
Topics
Air pollution control; Environmental protection; Intergovernmental relations; Nitrogen dioxide; Ozone; Reporting and recordkeeping requirements; Volatile organic compounds
Pages
6

The document on federalregister.gov PDF

Other documents from the Environmental Protection Agency

Everything from the Environmental Protection Agency · Rules on air pollution control · Rules on environmental protection · Rules on intergovernmental relations · Published in December 2024

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.