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Area Designations for 2006 24-Hour Fine Particle (PM2.5) Standards

2006 24-Hour PM2.5 Standards — Region 3 Final Designations, October 2009

Boundary Designations for the 2006 PM2.5 Standards - EPA Region 3

Map showing counties designated nonattainment for PM2.5 December 22, 2008
Legend for map of EPA final designations

This table identifies all counties EPA has designated as nonattainment. In some cases EPA designated partial counties. These are identified by a (P). If a county is not listed below, EPA has designated it as unclassifiable/attainment.

State Area Name Counties
Delaware Philadelphia-Wilmington, PA-NJ-DE New Castle
District of Columbia Entire District is unclassifiable/attainment
Maryland Entire State is unclassifiable/attainment
Pennsylvania Allentown, PA Lehigh
Northampton
Harrisburg-Lebanon-Carlisle-York, PA Cumberland
Dauphin
Lebanon
York
Johnstown, PA Cambria
Indiana (P)
Lancaster, PA Lancaster
Liberty-Clairton, PA Allegheny (P)
Philadelphia-Wilmington, PA-NJ-DE Bucks
Chester
Delaware
Montgomery
Philadelphia
Pittsburgh-Beaver Valley, PA Allegheny (P)
Armstrong (P)
Beaver
Butler
Greene (P)
Lawrence (P)
Washington
Westmoreland
Virginia Entire State is unclassifiable/attainment
West Virginia Charleston, WV Kanawha
Putnam
Steubenville-Weirton, OH-WV Brooke
Hancock

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Recommendations from Region 3 States and EPA Responses

Region 3 Area Status December 2008 (Not Final)

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