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Implementation Rule for the 1997 8-hour Ozone Standard

Information provided for informational purposes onlyNote: EPA no longer updates this information, but it may be useful as a reference or resource. See the latest information at the Ozone Implementation web site

Petition for Reconsideration Received on Phase 2 Rule

Final Rule Globe Public Comments
Proposed Rule Planning Documents
Issue Papers EPA Correspondence
Meeting Materials Air Quality Data
Other Materials

This web site links you to information on the implementation approach for the 1997 8-hour ozone national ambient air quality standard (NAAQS). It contains publicly available electronic information, presented in several file formats. The docket number for this rule is #OAR 2003-0079. Note that the docket may contain more material (e.g., material that is not available electronically) than is found on this site.

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