Designation of Areas for Air Quality Planning Purposes: Utah; Northern Wasatch Front; 2015 8-Hour Ozone Nonattainment Area Boundary Expansion and Applicability of Certain Clean Air Act Requirements
Summary
The EPA is proposing to expand the area in northern Utah (around the Wasatch Front) that is considered to have unhealthy air quality due to ozone pollution. This expansion would require the state to follow stricter air quality rules in more neighborhoods and communities to improve public health and reduce smog.
Key Points
- 1The EPA wants to expand which parts of northern Utah are designated as having poor air quality from ozone (smog), affecting a larger geographic area
- 2Communities in the expanded area would be required to follow stricter air quality standards and develop plans to reduce pollution
- 3Businesses, vehicles, and industrial sources in the expanded zone may face new requirements to reduce emissions that contribute to ozone pollution
- 4The public can comment on this proposal until October 28, 2025, before the EPA makes a final decision
- 5The change would apply certain Clean Air Act protections and requirements to additional neighborhoods that currently don't have them
Key Dates
September 25, 2025
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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