28 Aug 2025

🌍EPA Proposes Approval of Ohio's Ozone Regulation Revisions

Air Plan Approval; Ohio; 2015 Ozone Moderate Reasonably Available Control Technology SIP

Summary

The Environmental Protection Agency (EPA) is proposing to approve revisions to Ohio Administrative Code (OAC) Chapters 3745-21 and 3745-110 into the Ohio State Implementation Plan (SIP). The Ohio Environmental Protection Agency ("Ohio" or "Ohio EPA") submitted these revisions on March 30, 2022, and supplemented the submittal on February 1, 2023, and August 28, 2023. EPA is proposing to approve parts of OAC Chapters 3745-21 and 3745-110 as satisfying some of the Moderate Volatile Organic Compound (VOC) Reasonably Available Control Technology (RACT) and Nitrogen Oxide (NO<INF>x</INF>) RACT requirements for the Cleveland, OH nonattainment area (Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit counties) under the 2015 ozone National Ambient Air Quality Standard ("NAAQS" or "standard"). Finally, EPA is proposing to approve OAC rule 3745-15-03, submitted by Ohio on February 9, 2023, and supplemented on December 1, 2023, and December 30, 2024.

Agencies

  • Environmental Protection Agency

Business Impact ?

$$$ - High

The text outlines the EPA's proposed approval of regulations affecting volatile organic compounds (VOCs) and nitrogen oxides (NOx) for Ohio, which directly imposes compliance and regulatory requirements on businesses in affected areas. This creates potential financial implications due to necessary adjustments to operations and environmental compliance practices.

< >