Federal Register #2026-20468

EPA Requests Public Comment on Its PM2.5 Area Designation Approach

The U.S. Environmental Protection Agency is requesting public input on its approach to designating areas under the revised annual PM2.5 air quality standard. - Government buyer: U.S. Environmental Protection Agency (EPA), including the Office of Air and Radiation and the Office of State Air Partnerships. - Purpose: Invite public comments on the agency’s intended approach to designating areas under the revised primary annual fine particulate matter (PM2.5) National Ambient Air Quality Standard. - Basis for the approach: EPA reviewed air-monitoring data, initial designation submissions from states, territories, and Tribes, and other technical information. The agency intends to use the most recently available monitoring data when finalizing designations. - Supporting information: Designation letters, datasets, technical documents, and correspondence are available through the public docket and EPA’s particulate matter designations website. - Procurement status: This is a public-comment notice, not a procurement opportunity. No products, services, OEMs, vendors, quantities, or part numbers are requested.

Description

The Environmental Protection Agency (EPA) provides notice of its intended approach for designating areas under the 2024 revised primary annual PM2.5 National Ambient Air Quality Standards, pursuant to Clean Air Act section 107(d). The notice summarizes EPA’s review of air quality monitoring data and initial designation submissions from States, territories, and Tribes, and describes its intended approach to final designations. EPA invites public comment on that approach; comments are due November 5, 2026. The notice is not a procurement solicitation.

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