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Reviewing National Ambient Air Quality Standards (NAAQS)

Sulfur Dioxide (SO2) Primary Standards -
Documents from Review Completed in 2010 -
Integrated Science Assessments

Information provided for informational purposes only Note: EPA no longer updates this information, but it may be useful for historical purposes. See the SO2 Standards Home Page for documents from the current review of the SO2 NAAQS.

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
Integrated Science Assessment for Oxides of Sulfur - Health Criteria (Final Report) Sep 2008 html file
Announcement of Availability of ISA for Sulfur Oxides - Health Criteria (Second External Review Draft) May 30, 2008 pdf file
78 KB
ISA for Sulfur Oxides - Health Criteria (Second External Review Draft) May 2008 html file
ISA for Sulfur Oxides - Health Criteria (First External Review Draft) Sep 2007 html file
Annexes for the ISA for Sulfur Oxides - Health Criteria (First External Review Draft) Sep 2007 html file
Integrated Science Assessment for SOx: Call for Information May 2006 PDF file
80 KB

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