EPAProposed Rule

Air Quality State Implementation Plans; Approvals and Promulgations: Wyoming; R-35 Wyoming Air Quality Standards and Regulations Rule Package

EnvironmentHealthcare

Summary

The EPA is reviewing Wyoming's air quality standards and pollution rules to make sure they meet federal health and environmental requirements. This affects how Wyoming regulates factories, power plants, and other businesses that produce air pollution that impacts public health and the environment.

Key Points

  • 1Wyoming submitted updated air quality standards and regulations for EPA approval, which determine how strictly the state must control air pollution
  • 2The EPA is evaluating whether Wyoming's rules are strong enough to protect public health, especially for people with asthma and other respiratory conditions
  • 3Wyoming businesses and industries that produce air emissions will be affected by whether these standards are approved or require changes
  • 4The public has until October 15, 2025 to submit comments on the proposed regulation to the EPA
  • 5If approved, Wyoming's air quality standards will guide state enforcement actions against polluters through 2025 and beyond

Key Dates

Published

September 11, 2025

Comment Deadline

October 15, 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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