. "1 The Committee's First Report and Its Impact." Research Priorities for Airborne Particulate Matter: II. Evaluating Research Progress and Updating the Portfolio. Washington, DC: The National Academies Press, 1999.
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Research Priorities for Airborne Particulate Matter: • II •, Evaluating Research Progress and Updating the Portfolio
TABLE 1.1 EPA's Review and Implementation Timetable for Particulate-Matter Standards*
Past Actions
1971
EPA issues TSP NAAQS
1979–1987
Review of criteria and standards
1987
EPA issues PM10 NAAQS
1994–1997
Review of criteria and standards
1997
EPA issues PM2.5 and revised PM10 NAAQS
Planned Review and Implementation of PM2.5 NAAQS
1999
EPA will designate areas as ''unclassifiable" regarding attainment of the NAAQS for PM2.5
1998–2000
PM2.5 monitors to be in place nationwide
1998–2003
PM2.5 monitoring data to be collected nationwide
2002
EPA will complete 5-year scientific review of PM2.5 standards, leading to possible revision
2002–2005
EPA will designate nonattainment areas for PM2.5
2005–2008
States will submit implementation plans for meeting the PM2.5 standard.
2012–2017
States will have up to 10 years to meet PM2.5 standards plus two 1-year extensions
* The impact of the 5/14/99 U.S. appeals court decision on this timetable is not possible to predict at this time.
provide independent guidance for planning the research program and monitoring its implementation. Specifically, the committee was charged to assess research priorities, develop a conceptual research
