EPAProposed Rule

Proposed approval of the Indiana Regional Haze SIP Revision for the Second Implementation Period

EnvironmentEnergy

Summary

The EPA is proposing to approve Indiana's updated plan to reduce air pollution and improve visibility in national parks and wilderness areas over the next decade. This regulation aims to make sure power plants, factories, and other sources of air pollution take steps to prevent haze from blocking scenic views at protected natural areas.

Key Points

  • 1Indiana must submit a detailed plan showing how it will reduce air pollution that causes haze in national parks and protected lands
  • 2The second implementation period covers 2024-2034, with specific pollution reduction targets that Indiana must meet
  • 3Major pollution sources like coal power plants and industrial facilities will likely need to install better pollution control equipment or change their operations
  • 4The EPA is taking public comments until July 19, 2025, before making a final decision on whether to approve Indiana's plan
  • 5Clearer air means better visibility at scenic locations like national parks and improved air quality for people living in the region

Key Dates

Published

June 18, 2025

Comment Deadline

July 19, 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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