![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif){kind=logo}
Particulate Matter (PM) Standards -
Documents from Current Review -
Other Technical Documents
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. For details on TTNWeb's file type icons, standard file formats, and how to use them, see the TTNWeb File Types page.
| File Description | File Date | File Types | |
| Evaluation of the PM2.5 'Collocated PM10' Data Substitution Routine, 2009-2011. Schmidt, 12/14/12 memo | Dec 2012 |  224 kb |
|
| Evaluation of PM2.5 Seasonal Sampling, 2009-2011. Schmidt, 12/14/12 memo | Dec 2012 | 224 kb |
|
| Reanalysis of the relationship between 24-hour and 4-hour visibility index levels. Frank, 12/14/12 memo | Dec 2012 | 224 kb |
|
| Updated comparison of 24-hour PM2.5 design values and visibility index design values. Kelly et al. 12/14/12 memo | Dec 2012 | 582 kb |
|
| Provisional Assessment of Recent Studies on Health Effects of Particulate Matter Exposure. | Dec 2012 | 634 kb |
|
| Differences between maximum and composite monitor annual PM2.5 design values by CBSA. Frank 12/13/12 memo | Dec 2012 | 349 kb |
|
| Sensitivity Analysis of Long-term Mean PM2.5 Concentrations for Selected Long-term Exposure Epidemiological Studies. Schmidt 12/13/12 memo | Dec 2012 | 483 kb |
|
| Technical Analyses to Support Surrogacy Policy for Proposed Secondary PM2.5 NAAQS under NSR/PSD Programs, Kelly et al., 6/14/12 memo | June 2012 | 1.8 MB |
|
| Recommendations for Sampling Artifact Correction for PM2.5 Organic Carbon, Frank 6/14/12 memo | June 2012 | 75 kb |
|
| Documentation of Measurement Uncertainty Estimates of Collocated Chemical Speciation Network and IMPROVE Data for Use in the Secondary PM2.5 Standard for Visibility, Papp, 6/13/12 memo | June 2012 | 3.3 MB |
|
| Air Quality Analyses and Data Sets used in PM NAAQS Review |  |
||
| Investigation of 1-hour PM2.5 Mass Concentration Data from EPA-Approved Continuous Federal Equivalent Method Analyzers, Evangelista, 4/5/11 memo | Apr 2011 | 1.9 MB |
|
| Assessment of PM2.5 FEMs Compared to Collocated FRMs, Hanley and Reff, 4/7/11 memo | Apr 2011 | 114 KB |
|
| PM2.5 Distributional Statistical Analyses, Rajan et al., 4/7/11 memo | Apr 2011 | 150 KB |
|
| PM10 and PM10-2.5 Air Quality Analyses, Schmidt, 4/14/11 memo | Apr 2011 | 921 KB |
|
| PM2.5 Air Quality Analyses - Update, Schmidt, 4/15/11 memo | Apr 2011 | 463 KB |
|
| Supplemental analysis of PM10 Air Quality from Locations Evaluated by Zanobetti and Schwartz (2009), Jenkins, 2/3/11 memo | Feb 2011 | 21 KB |
|
| Simplified Approaches for Calculation of Hourly PM2.5 Light Extinction Values From Hourly PM2.5 Mass and Relative Humidity Data and 24-hour PM2.5 Composition Data, Lorang, 11/17/10 memo | Nov 2010 | 1.0 MB |
|
| Assessment of the Use of Speciated PM2.5 Mass-Calculated Light Extinction as a Secondary PM NAAQS Indicator of Visibility, Pitchford, 11/17/10 memo | Nov 2010 | 2.9 MB |
|
| PM2.5 Air Quality Analyses, Schmidt et al., 7/22/10 memo | Jul 2010 | 120 KB |
|
| Explanation of Error in Table 4-3 of the Final UFVA, Lorang, 7/23/10 memo | Jul 2010 | 65 KB |
|
| SANDWICH-Related Correction to the UFVA Data File, as Used for the Final Document, Lorang, 7/23/10 memo |
Jul 2010 | 100 KB |
|
| Particulate Matter Air Quality Data Requested from Epidemiologic Study Authors, Stanek et al., 7/22/10 memo | Jul 2010 | 61 KB |
|
| PM10 and PM10-2.5 Air Quality Analyses, Schmidt and Jenkins, 7/22/10 memo | Jul 2010 | 910 KB |
|
| Analyses of PM2.5 Data for the PM NAAQS Review, Hassett-Sipple, et al., 3/29/10 memo | Mar 2010 | 831 KB |
|
| Corrections to Relative Humidity Values Used in the Draft Urban-Focused Visibility Assessment, Availability of Data File Comparing Incorrect RH Data to Corrected RH Data for Atlanta and Birmingham, Lorang 2/3/10 memo | Feb 2010 | 113 kb |
|
| Statistical Analysis of Existing Urban Visibility Preference Studies, Deck and Lawson 2/3/10 memo | Feb 2010 | 171 kb |
|
| Corrections to Relative Humidity Values Used in the Draft UFVA, Corrected Graphics, Tables, and Availability of Detailed Data File for Current Conditions, Lorang 11/10/09 memo | Nov 2009 | 682 kb |
|
| Review of Urban Visibility Public Preference Studies (Final Report) | Sep 2009 | 811 KB |