Particulate Matter (PM) Air Quality Standards - Documents from Review Completed in 2006
Federal Register Notices
- Interpretation of the PM2.5 NAAQS - Correcting and Simplifying Amendment, Direct Final Rule - Jan 9, 2008
- Interpretation of the PM2.5 NAAQS - Correcting and Simplifying Amendment, Proposed Rule - Jan 9, 2008
- PM NAAQS Final Decision - Oct 17, 2006
- Public Hearings on PM Proposal - Feb 16, 2006
- PM NAAQS Proposed Decision - Jan 17, 2006
- Plans and Schedule for the Review - Oct 23, 1997
Litigation
- US Court of Appeals, DC Circuit Court Decision, February 24, 2009
- December 2004 motion to modify consent decree schedule - Dec 14, 2004 (PDF) (8 pp, 105 K)
- July 2003 Consent Decree Schedule for PM and Ozone NAAQS Review - Jul 30, 2003 (PDF) (10 pp, 355 K)
Response to Comments
Planning Documents
Integrated Science Assessments (ISAs)\Criteria Documents
- Provisional Assessment of Recent Studies on Health Effects of Particulate Matter (July 2006)
- Final PM Criteria Document (2004)
- Previous drafts of the PM Criteria Document (Oct 1999-Aug 2004)
Policy Assessments / Staff Papers
- PM Staff Paper (December 2005 Edition)
- PM Staff Paper (June 2005)
- PM Staff Paper: Appendix 6A: Images of Visual Air Quality in Selected Urban Areas: Denver, CO and Phoenix, AZ (2005) (PDF) (11 pp, 2 MB)
- PM Staff Paper: Appendix 6A: Images of Visual Air Quality in Selected Urban Areas: Washington, DC (2005) (PDF) (5 pp, 2 MB)
- PM Staff Paper: Appendix 6A: Images of Visual Air Quality in Selected Urban Areas: Chicago, IL (2005) (PDF) (4 pp, 144 K)
- Second Draft PM Staff Paper 1-31-05 (PDF) (530 pp, 10 MB)
- First Draft PM Staff Paper (August 2003 ) (PDF) (442 pp, 5 MB)
- First Draft PM Staff Paper: Figures 5-5 through 5-20 (Denver, CO and Phoenix, AZ images) (PDF) (10 pp, 2 MB)
- First Draft PM Staff Paper: Figures 5-21 through 5-28 (Washington, D.C. images) (PDF) (5 pp, 2 MB)
- First Draft PM Staff Paper: Figures 5-29 through 5-34 (Chicago, IL images) (PDF) (4 pp, 144 K)
- Preliminary Draft PM Staff Paper: Chapters 1-5, Appendices A and B (June 2001) (PDF) (293 pp, 4 MB)
- Preliminary Draft PM Staff Paper: Ch 5 Figures (Images for Washington, Chicago, Denver and Phoenix ) (June 2001) (PDF) (20 pp, 4 MB)
Technical Documents
- Statistical Information on Air Quality Data from Additional Epidemiological Studies, Ross and Langstaff memo- April 5, 2006
- PM Health Risk Assessment: December 2005 Edition - Dec 20, 2005
- Analyses of PM Data for the PM NAAQS Review - Schmidt et al. Memo – June 30, 2005
- Updated Information on Air Quality Data from Epidemiologic Studies for Thoracic Coarse Particles - Ross memo - June 30, 2005
- PM Health Risk Assessment Report: Main Body of Report - June 2005
- PM Health Risk Assessment Report: Appendices - June 2005
- Potential Changes Being Evaluated for the PM2.5 Federal Reference Method – Hanley Memo – June 3, 2005
- Additional Summary PM2.5 Risk Assessment Figures – April 12, 2005 (PDF) (15 pp, 316 K)
- Update: Statistical Information on Air Quality Data from Epidemiological Studies - Ross and Langstaff Memo - Jan 28, 2005
- PM Health Risk Assessment Report: Second Draft, Main Report Jan 2005
- PM Health Risk Assessment Report: Second Draft, Appendices Jan 2005
- A Methodology for Incorporating Short-Term Variable Background Concentrations In Risk Assessments-Langstaff Memo Dec 17, 2004
- Estimation of Policy-Relevant Background Concentrations of Particulate Matter-Langstaff Memo - Jan 27, 2005
- Analyses of 2000-2002 PM Data for the PM NAAQS Review - Schmidt et al. Memo- Aug 29, 2003
- Analysis of Automated Surface Observation System (ASOS) Visibility Sensor Data to Evaluate Correlation with Nearby PM2.5 Monitors - Szykman and Damberg Memo Aug 29, 2003
- Statistical Information on Air Quality Data from Epidemiologic Studies – Ross Memo, Aug 29, 2003
- PM2.5 Concentrations at IMPROVE Sites with Low Annual Mean Concentrations – Langstaff Memo, Aug 29, 2003
- Variability of PM2.5 Background Concentrations - Langstaff, 8/29/03 memo 9-3-03
- First Draft PM Health Risk Assessment Report 8-28-03
- Preliminary Recommended Methodology for PM-10 and PM(10-2.5) Risk Analyses in Light of Reanalyzed Study Results, draft, Abt Assoc (April 8, 2003 ) (PDF) (17 pp, 48 K)
- Proposed Methodology for PM Risk Analyses for Selected Urban Areas Jan 2002
- PM Risk Analysis Scoping Plan, Draft (June 2001)
- Visibility Focus Group Summary Report (Jan 2001)
CASAC Documents
Regulatory Impact Analyses