Integrated Science Assessment (ISA) for Oxides of Nitrogen and Sulfur Environmental Criteria (Second External Review Draft)
Federal Register Notices
Contact
- Tara L. Greaver
- by phone at: 919-541-2435
- by email at: greaver.tara@epa.gov
- by email at: greaver.tara@epa.gov
Notice
[09/08] EPA is announcing the extension of the deadline for public comment from October 1, 2008, to October 10, 2008, for both of these documents. Comments must be received on or before October 10, 2008.
[08/08]The draft Integrated Science Assessment for Oxides of Nitrogen and Sulfur - Environmental Criteria and the Annexes to this document were announced in a August 12, 2007 Federal Register Notice. Please see "Additional Information" for steps on providing comments on this report.
Background
History/Chronology
1982 | EPA released the document Air Quality Criteria for Oxides of Nitrogen and the Air Quality Criteria for Particulate Matter and Sulfur Oxides. |
Aug 1933 | EPA released the final document Air Quality Criteria for Oxides of Nitrogen. |
Dec 2005 | EPA published a Call for Information on Oxides of Nitrogen in a December 9, 2005 Federal Register Notice. |
May 2006 | EPA put out a call for related information in a May 15, 2006 Federal Register Notice to update the science assessment for sulfur oxides. |
July 2007 | EPA hosted a workshop on the assessment of environmental and welfare effects science for the review of the secondary NAAQS for Oxides of Nitrogen and Sulfur. |
Dec 2007 | EPA releases the Integrated Science Assessment (ISA) for Oxides of Nitrogen and Sulfur Environmental Criteria (First External Review Draft) for an external peer review and public comment. |
Feb 2008 | EPA releases the Annexes for the Integrated Science Assessment (ISA) for Oxides of Nitrogen and Sulfur Environmental Criteria (First External Review Draft). |
Aug 2008 | EPA releases the Second External Review Draft of the Integrated Science Assessment (ISA) for Oxides of Nitrogen and Sulfur – Environmental Criteria document for an external peer review and public comment. |
Sep 2008 | EPA extends the deadline for public comment to October 10, 2008, for both of these documents. |
Next Steps
Downloads/Related Links
This download(s) is distributed solely for the purpose of pre-dissemination peer review under applicable information quality guidelines. It has not been formally disseminated by EPA. It does not represent and should not be construed to represent any Agency determination or policy.
- Integrated Science Assessment for Oxides of Nitrogen and Sulfur – Environmental Criteria (Second External Review Draft) (PDF) (659 pp, 23 MB, about PDF)
- Annexes for the Integrated Science Assessment for Oxides of Nitrogen and Sulfur Environmental Criteria (PDF) (524 pp, 8 MB, about PDF)
- Key Findings for the Integrated Science Assessment for Oxides of Nitrogen and Sulfur – Environmental Criteria (PDF) (4 pp, 103 KB, about PDF)
- Memo from the NCEA-RTP Director: Ila Cote (PDF) (3 pp, 156 KB, about PDF)
Related Link(s)
Additional Information
Citation