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Proposed rule

Air Plan Approval; Ohio; Clean Data Determination for the Cleveland, Ohio Area for the 2015 Ozone Standard

Environmental Protection Agency

Federal Register summary (shortened to 600 characters)

The Environmental Protection Agency (EPA) is proposing to determine under the Clean Air Act (CAA) that the Cleveland, Ohio nonattainment area (hereafter also referred to as "Cleveland area" or "area") has attained the 2015 ozone National Ambient Air Quality Standard (NAAQS or standard). This determination is based upon complete, quality-assured, and certified ambient air monitoring data for the 2023-2025 design period showing that the Cleveland area achieved attainment of the 2015 ozone NAAQS. This determination relies on an exceptional events request submitted by the Ohio Environmental…

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Document number
2026-03934
Published
Fri, Feb 27, 2026
Comments close
Mon, Mar 30, 2026Closed
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Oct 10, 2026, 10:00 PM