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Reviewing National Ambient Air Quality Standards (NAAQS)

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Ozone (O3) Standards - Planning Documents from Current Review

Planning documents in NAAQS reviews generally include the Integrated Review Plan .

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.

Integrated Review Plan for the Ozone NAAQS Review (PDF)( 165 pp, 2.9 Mb, August 2019)
Integrated Review Plan for the Ozone NAAQS Review, External Review Draft (PDF)( 157 pp, 2.7 Mb, October 2018)

You may also be interested in other documents from the current ozone NAAQS review.