Data / Federal rules / 2024-30583

Determination of Attainment by the Attainment Date; Michigan; St. Clair 2010 Sulfur Dioxide Nonattainment Area

The Environmental Protection Agency published this final rule in the Federal Register on December 26, 2024. It took effect on January 27, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is making a final determination that the St. Clair, MI sulfur dioxide (SO<INF>2</INF>) nonattainment area attained the 2010 SO<INF>2</INF> national ambient air quality standard (NAAQS) by the date of September 12, 2021, addressing EPA's obligation under the Clean Air Act (CAA) to determine whether the area attained the 2010 SO<INF>2</INF> NAAQS attainment date. EPA proposed this action on September 26, 2024, and received no comments.

Key facts

Document number: 2024-30583
Type: Final rule
Action: Final rule
Agency: Environmental Protection Agency
Published: December 26, 2024
Takes effect: January 27, 2025
Dates: This final rule is effective on January 27, 2025.
Docket: EPA-R05-OAR-2020-0385; FRL-12224-02-R5
Code of Federal Regulations: 40 CFR 52
Topics: Air pollution control; Environmental protection; Incorporation by reference; Intergovernmental relations
Pages: 3

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on air pollution control · Rules on environmental protection · Rules on incorporation by reference · 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.