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Energy & environment · 13/06/1994Updated: 10/16/2026 · 1 min read

Approval and Promulgation of Air Quality Implementation Plans; Designation of Areas for Air Quality Planning Purposes; Redesignation of the Charleston West Virginia Ozone Nonattainment Area to Attainment and Approval of the Area's Maintenance Plan

Summary

The US Environmental Protection Agency (EPA) is proposing to redesignate the Charleston West Virginia ozone nonattainment area from nonattainment to attainment and approve the area's maintenance plan, citing that the relevant Clean Air Act requirements have been met.

Original source language: Federal Register — Environmental Protection AgencyOpen original release →

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Energy & environment · 5/29/2026

Air Plan Approval; Michigan; Determination of Attainment by the Attainment Date for the 2015 Ozone Standards

The Environmental Protection Agency (EPA) is proposing to determine that the Detroit, Michigan nonattainment area attained the 2015 ozone National Ambient Air Quality Standards by the applicable attainment date, relying on an exceptional events request submitted by the Michigan Department of Environment, Great Lakes, and Energy (EGLE) on February 19, 2026.

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