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Technical Support Documents
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Here you can find links to various technical resources related to the PM2.5 designations process.
Supplemental Technical Support Document, October 8, 2009Technical Support Document, December 22, 2008
Exceptional Event Claim Concurrences that Resulted in Attainment for An Area for the 2006 24-Hour PM2.5 NAAQS, October 8, 2009
Responses to State and Tribal Comments on PM2.5 Designations
Responses to Public Comments on PM2.5 Designations
- Supplemental Technical Support Document, October 8, 2009:
- Technical Support Document, December 22, 2008:
- Exceptional Event Claim Concurrences that Resulted in Attainment for An Area for the 2006 24-Hour PM2.5 NAAQS, October 8, 2009 (.zip) (21MB, Requires archiving software)
- Responses to State and Tribal Comments on PM2.5 Designations (PDF) (194 pp., 3.7MB)
- Responses to Public Comments on PM2.5 Designations (PDF) (197 pp., 1.6MB)
1.0 Introduction (PDF) (4 pp., 13KB)
2.0 Design Values for 24-Hour PM2.5 NAAQS, 2006-2008 (PDF) (19 pp., 99KB)
3.0 Addendum to the EPA Technical Analysis for the Harrisburg-Lebanon-Carlisle- York, Pennsylvania Area (PDF) (6 pp., 226KB)
4.0 Addendum to the EPA Technical Support Document (TSD) for the Juneau, Alaska Area (PDF) (8 pp., 96KB)
5.0 Technical Assessment of Areas with Incomplete Data at One or More Monitoring Sites to Determine Designation Status (PDF) (14 pp., 77KB)
6.0 Exceptional Event Claim Concurrence and Supporting Information for the St. Louis, Missouri-Illinois Area (PDF) (9 pp., 246KB)
7.0 Santa Rosa Band of Mountain Cahuilla Indians Technical Support Document (TSD) (PDF) (9 pp., 1.1MB)
8.0 Technical Support Document (TSD) for the Exceptional Event Claim Concurrence for the Norfolk, Virginia Area (PDF) (93 pp., 1.9MB)
9.0 Addendum to the EPA Technical Support Document (TSD) for the Salt Lake City, Utah Area (PDF) (2 pp., 308KB)
1.0 Introduction (PDF) (8 pp., 26KB)
2.0 EPA 2006 24-hour PM2.5 Nonattainment Designations (PDF) (17 pp., 71KB)
3.0 Designations Methodology (PDF) (12 pp., 354KB)
4.0 Analyses of Individual Nonattainment Areas
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4.1 Region 1 Nonattainment Areas
4.1.1 Connecticut (PDF) (35 pp., 1.2MB)
4.2 Region 2 Nonattainment Areas
4.2.1 New Jersey (PDF) (66 pp., 3.5MB)
4.2.2 New York (PDF) (30 pp., 1.3MB)
4.3 Region 3 Nonattainment Areas
4.3.1 Delaware (PDF) (101 pp., 18.8MB)
4.3.2 Maryland (PDF) (35 pp., 3.1MB)
4.3.3 Pennsylvania 1 (PDF) (458 pp., 71.0MB)
Pennsylvania 2 (PDF) (78 pp., 4.5MB)
Pennsylvania 3 (PDF) (201 pp., 3.9MB)
Pennsylvania 4 (PDF) (99 pp.,19.3MB)
Pennsylvania 5 (PDF) (80 pp., 3.6MB)
4.3.4 West Virginia (PDF) (81 pp., 1.6MB)
4.4 Region 4 Nonattainment Areas
4.4.1 Alabama (PDF) (96 pp., 4.7MB)
4.4.2 Kentucky (PDF) (489 pp., 10.5MB)
4.4.3 Tennessee (PDF) (46 pp., 1.3MB)
4.5 Region 5 Nonattainment Areas
4.5.1 Illinois (PDF) (40 pp., 720KB)
4.5.2 Indiana (PDF) (106 pp., 2.9MB)
4.5.3 Michigan (PDF) (23 pp., 560KB)
4.5.4 Ohio (PDF) (93 pp., 3.8MB)
4.5.5 Wisconsin (PDF) (27 pp., 570KB)
4.6 Region 6 Nonattainment Areas (PDF) (1 p., 8.5KB)
4.7 Region 7 Nonattainment Areas
4.7.1 Iowa (PDF) (54 pp., 2.2MB)
4.7.2 Missouri (PDF) (18 pp., 280KB)
4.8 Region 8 Nonattainment Areas
4.8.1 Montana (PDF) (15 pp., 640KB)
4.8.2 Utah (PDF) (89 pp., 9.7MB)
4.9 Region 9 Nonattainment Areas
4.9.1 Arizona (PDF) (16 pp., 713KB)
4.9.2 California (PDF) (157 pp., 41MB)
4.9.3 Pechanga Band of Luiseno Mission Indians Reservation (PDF) (7 pp., 2.4MB)
4.10 Region 10 Nonattainment Areas
4.10.1 Alaska (PDF) (41 pp., 8.3MB)
4.10.2 Idaho (PDF) (58 pp., 8.7MB)
4.10.3 Oregon (PDF) (50 pp., 6.2MB)
4.10.4 Washington (PDF) (46 pp., 5.4MB)
5.0 Other Supporting Maps and Figures (PDF) (58 pp., 5.3MB)
GIS shape files of 24-hr PM2.5 Nonattainment areas
Appendix A EPA Guidance Memorandum to Regional Administrators, June 8, 2007 (PDF) (5 pp., 1.0MB)
Appendix B 2005 National Emission Inventory (Version 1) Data (PDF) (7 pp.,273KB)
Appendix C Summary of PM2.5 Air Quality Design Values By Site, 2004-2006 and 2005-2007 (PDF) (2 pp., 20KB)
Appendix D The Chemical Composition of PM2.5 to Support PM2.5 Implementation (PDF) (43 pp., 3.6MB)
Appendix E Major chemical components of PM2.5 derived from CSN data, 2005-2007 (PDF) (3 pp., 33KB)
Appendix F Limited 2004-2006 Speciation Data Derived from FRM filters for 20 Areas (Report File) (PDF) (16 pp., 340KB)
Appendix G Limited 2004-2006 Speciation Data Derived from FRM filters for 20 Areas (Data File) (PDF) (238 pp., 513KB)
Appendix H Derivation of the Contributing Emissions Score (PDF) (1200 pp., 7.4MB)
Appendix I Methodology for Preparing VMT Estimates for the National Emission Inventory: 2003, 2004, and 2005 (PDF) (34 pp., 112KB)
Appendix J VMT Data Used for Technical Analyses for Area Designations for the 2006 24-hour PM2.5 NAAQS (65 pp., 241KB)
Appendix K Commuting Data: County-to-County Worker Flow Files, 2000 Census (PDF) (187 pp., 429KB)
Appendix L Pollution Roses for 2005-2007 (PDF) (408 pp., 23MB)
Appendix M Back Trajectory Information (PDF) (12 pp., 11.8MB)
Appendix N National Electric Energy Data System (NEEDS) database (PDF) (474 pp., 1.6MB)