Reviewing National Ambient Air Quality Standards (NAAQS)
Ozone (O3) Standards -
Documents from Review Completed in 2008 -
Staff Papers
(under reconsideration)
From the listing below, find the file you would like to download. The document may be available in one or more file formats, as represented by the icons on the righthand side of the listing. Click on the icon that represents the format you wish to receive.
| File Description | File Date | File Types | |
| Final Staff Paper, Updated July 2007, EPA report No. EPA-452/R-07-007a | Jul 2007 |  9.5 MB |
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| Final Staff Paper (appendices), Updated July 2007, EPA report No. EPA-452/R-07-007b | Jul 2007 | 4.2 MB |
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| Final Staff Paper, January 2007 | Jan 2007 | 16.9 MB |
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| Final Staff Paper (appendices), January 2007 | Jan 2007 | 3.5 MB |
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| Fact Sheet for Final Staff Paper, January 2007 | Jan 2007 | 44 KB |
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| Second Draft Staff Paper, Errata for Chapters 3 and 7 | Aug 2006 | 14 KB |
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| Second Draft Staff Paper, Corrected Chapter 3 | Aug 2006 | 848 KB |
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| Second Draft Staff Paper, Revised figures 7-3 to 7-5 and 7-11 for Chapter 7 | Aug 2006 | 139 KB |
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| Second Draft Staff paper, July 2006 (includes chapter 6) |
Jul 2006 | 6.0 MB |
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| Second Draft Staff paper (appendices), July 2006 (includes appendix 4A) |
Jul 2006 | 2.8 MB |
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| Second Draft Staff Paper (chapters 1-5, 7-8), July 2006
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Jul 2006 | 5.4 MB |
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| Second Draft Staff Paper (appendices) |
Jul 2006 | 2.7 MB |
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| Fact Sheet for Second Draft Staff Paper, July 2006 | Jul 2006 | 31 KB |
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| First Draft Staff Paper, November 2005 | Nov 2005 | 5.4 MB |
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| Fact Sheet for First Draft Staff Paper, November 2005 | Nov 2005 | 39 KB |