EPAFinal Rule

Direct final approval of Michigan 2015 Ozone iSIP Element E State Board Requirements

EnvironmentHealthcare

Summary

The EPA is approving Michigan's updated plan to reduce ground-level ozone pollution, which forms when sunlight reacts with emissions from cars, factories, and other sources. This rule requires Michigan's state environmental board to meet certain requirements to help the state meet federal air quality standards and protect people's health, especially those with asthma and other respiratory conditions.

Key Points

  • 1Michigan must implement specific requirements set by its state board to reduce ozone pollution in areas that don't currently meet federal air quality standards
  • 2This approval is effective immediately, with a comment period ending December 23, 2025 for public input
  • 3The regulation helps protect public health by reducing smog and ground-level ozone that can cause breathing problems
  • 4The plan focuses on controlling emissions from vehicles, industrial facilities, and other pollution sources across Michigan
  • 5Failure to follow this plan could result in federal penalties and loss of highway funding for the state

Key Dates

Published

November 20, 2025

Comment Deadline

December 23, 2025

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This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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