OAR Policy and Guidance Metarecord
Proposed Methodology for Particulate Matter Risk Analyses for Selected Urban Areas
|Signed by: Unsigned
Air Quality Strategies and Standards Division (OAQPS) / Lydia Wegman
| EPA Document Number:
national ambient air quality standards
Clean Air Act
The draft document, "Proposed Methodology for Particulate Matter Risk Analyses for Selected Urban Areas," outlines the analyses and methods proposed for the quantitative risk assessment for particulate matter (PM) that will be conducted as part of the periodic review of the national ambient air quality standards (NAAQS) for PM that is being conducted under sections 108 and 109 of the Clean Air Act.