Correction to Phoenix-Mesa Ozone Standards Determination

The EPA published a correction to document 2026-05601, which concerned the agency's determination that the Phoenix-Mesa area meets the 2015 ozone standards. The correction specifically changes the publication date reference from 'March 23, 2026' to 'April 22, 2026' on page 13778 of the original Federal Register document. The corrected document was filed on April 3, 2026, under billing code 0099-10-D.

This is a purely administrative correction that has no impact on regulatory obligations or compliance deadlines. Regulated entities, state environmental agencies, and other stakeholders referencing the original document should note the corrected publication date. No action is required from any party as a result of this correction, and no penalties or enforcement implications stem from this notice.