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Technology Transfer Network / NAAQS
Ozone Implementation

Implementation Rule for the 1997
8-hour Ozone Standard:
Correspondence From EPA

Information provided for informational purposes onlyNote: EPA no longer updates this information, but it may be useful as a reference or resource.
This page links you EPA correspondence related to implementation of the 1997 8-hour ozone standard.

EPA Correspondence Documents Date
Correspondence dated 1/10/05 from Stephen Johnson (EPA) to David Baron (Earthjustice) on issues raised in their Petition for Reconsideration. (PDF) 01/12/05
Correspondence from Jeffrey Holmstead (EPA) to David Baron (Earthjustice) dated September 23, 2004 in which EPA granted Earthjustice's Petition for Reconsideration on 3 issues. (PDF) 09/23/04
Correspondence from Stephen Page, EPA to Michael Kenny, California Air Resources Board (PDF) 12/31/02
Correspondence from John Seitz, EPA to Ray Scheppach, National Governors Association (DOC) 05/25/01

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