Review of the Ozone National Ambient Air Quality Standards

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요약

Based on the Environmental Protection Agency's (EPA's) review of the air quality criteria and the national ambient air quality standards (NAAQS) for photochemical oxidants including ozone (O 3 ), the EPA is retaining the current standards, without revision.

원본 출처 언어: Federal Register — All Documents원문 발표 열기 →