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Carbon Monoxide (CO) Standards -
Documents from Current Review -
FR Notices


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Rulemaking Notices / Public Hearings

Review of National Ambient Air Quality Standards for Carbon Monoxide - Final Rule 8/31/2011 PDF file
2.3 MB
National Ambient Air Quality Standards for Carbon Monoxide:  Proposed Rule 2/11/2011 PDF file
2.4 MB

Pre-Rulemaking Documents / Availability and Opportunities for Public Comment

Notice of Availability - Policy Assessment for the Review of the CO NAAQS: Final Report 11/02/2010 PDF file
136 kb
Notice of Availability - Second Draft Risk and Exposure Assessment and Draft Policy Assessment 03/05/2010 PDF file
51 kb
Notice of Availablity - Integrated Science Assesessment for CO (Final Report) 01/29/2010 PDF file
51 kb
Notice of Availability - First Draft Risk and Exposure Assessment 10/29/2009 PDF file
55 kb
Notice of Availability - Draft Scope and Methods Plan for Exposure/Risk Assessment 04/15/2009 PDF file
78 kb
Workshop to Discuss Policy-Relevant Science to Inform EPA’s Integrated Plan for the Review of the Primary CO NAAQS 01/15/2008 PDF file
85 kb
Integrated Science Assessment for CO: Call for Information 09/13/2007 PDF file
93 kb

Public Meetings / Workshops

Notice of CASAC meeting March 22-23, 2010 and Teleconference April 19, 2010 03/01/2010 PDF file
139 kb
Notice of CASAC Teleconference - June 17, 2009 05/28/2009 PDF file
57 kb
Notice of CASAC meeting May 12-13, 2009 04/03/2009 PDF file
71 kb

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