Air Plan Approval; Michigan; Redesignation of the Berrien, MI and Muskegon, MI Areas to Attainment of the 2015 Ozone Standards
The comment period closed Aug 27, 2026.
The Environmental Protection Agency (EPA) is proposing to approve the Michigan Department of Environment, Great Lakes, and Energy's (EGLE's) December 26, 2025, requests to redesignate the Berrien and Muskegon areas to attainment for the 2015 ozone NAAQS because the requests meet the statutory requirements for redesignation under the Clean Air Act (CAA). The Berrien area includes Berrien County, an
Summary from the Federal Register.
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- Jul 28, 2026
Rule published
Air Plan Approval; Michigan; Redesignation of the Berrien, MI and Muskegon, MI Areas to Attainment of the 2015 Ozone Standards
Environmental Protection Agency
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