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Ozone (O3) Air Quality Standards - Federal Register Notices from Current Review

Over the course of each NAAQS review, EPA publishes notices in the Federal Register for a variety of activities: the kick-off workshop and call for information, CASAC meetings, availability of pre-rulemaking documents and opportunities for comment on these documents, as well as proposed and final rulemaking decisions and public hearings on a proposed rulemaking decision.

Rulemaking Notices / Public Hearings

Pre-Rulemaking Documents / Availability and Opportunities for Public Comment

Notice of Availability - Integrated Review Plan for Ozone NAAQS Review, Volumes 1 and 2 -December 20, 2024
Request for Nominations: CASAC O3 Panel (July 10, 2024)
Call for Information for the Integrated Science Assessment (pdf) (216 KB; August 25, 2023)

Public Meetings / Workshops

Notice of Workshop To Inform Review of the Ozone NAAQS (April 24, 2024)

You may also be interested in other documents from the current O₃ NAAQS review.