EPA Response to Comments on Phoenix-Mesa Ozone Standards Attainment
Summary
The EPA has issued a response to public comments regarding the attainment of ozone standards for the Phoenix-Mesa region. This notice addresses feedback received on the EPA's proposed actions and provides the agency's final determinations.
What changed
The Environmental Protection Agency (EPA) has published its response to comments received concerning the attainment status of the Phoenix-Mesa region for ozone standards. This document, identified by docket number EPA-R09-OAR-2025-2833-0081, outlines the EPA's considerations of public feedback and its final conclusions on the matter.
This notice serves as an informational update and does not impose new compliance obligations or deadlines on regulated entities. Compliance officers should note this document as part of the ongoing regulatory landscape for air quality management in the specified region. No specific actions are required from regulated parties based on this notice.
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